Holographic Wills in Wyoming: Are Handwritten Wills Legally Valid?

Current as of: October 25, 2026 Wills & Last Testaments Wyoming
Yes, holographic Wills are legally valid in Wyoming with 0 witnesses required if written and signed 100% in the testator's own handwriting. Under Wyo. Stat. Ann. § 2-6-113, any typed text or third-party edits can void the entire handwritten Will in probate.

Across Wyoming's ranches, oilfields, and rural communities from Sheridan and Cody to Rock Springs and Rawlins, many residents write out their final estate wishes on a sheet of notebook paper assuming that a signature alone will protect their family. While Wyoming is one of roughly half of the states in the nation that recognize unwitnessed handwritten Wills, the state's probate courts enforce an unforgiving "100 percent handwriting" standard that regularly catches well-meaning families off guard. Knowing how holographic Wills in Wyoming are scrutinized by District Court judges can mean the difference between honoring a loved one's legacy and watching the entire estate fall into intestate litigation.

Unlike modern Uniform Probate Code states that validate a handwritten Will if only its "material provisions" are in the testator's handwriting, Wyoming adheres to a strict traditional rule. Even a helpful penciled note from a family member or pre-printed words on a stationery template can destroy the document's legal authenticity.

Statutory Rules for Handwritten Wills Under Wyo. Stat. Ann. § 2-6-113

Under Wyo. Stat. Ann. § 2-6-113, a holographic Will is defined as a Will that is entirely in the handwriting of the testator and signed by the hand of the testator himself. When those exact statutory conditions are satisfied, the instrument is valid whether or not it is witnessed, and it may be executed either inside or outside the State of Wyoming. To survive probate scrutiny, a holographic Will must meet four core criteria:

  1. Age and Sound Mind: Just like a formal Will, the testator must be at least 18 years old (or an emancipated minor) and of sound mind under Wyo. Stat. Ann. § 2-6-101 and Hilbert v. Benson, 917 P.2d 1152 (WY Supreme Court 1996).
  2. 100% in the Testator's Own Handwriting: Every single word on the document must be written by the testator's own hand. No witnesses are required under Wyo. Stat. Ann. § 2-6-113 because the law presumes that forging an entire multi-sentence document in another person's handwriting is exceedingly difficult.
  3. Personal Handwritten Signature: Unlike a formal Will under Wyo. Stat. Ann. § 2-6-112-where another person may sign on a disabled testator's behalf-a holographic Will under Wyo. Stat. Ann. § 2-6-113 must be signed by the hand of the testator himself.
  4. Clear Testamentary Intent: The handwritten words must clearly demonstrate animus testandi-meaning the writer intended that specific paper to operate as a binding disposition of property upon death, rather than a casual draft, checklist, or letter talking about making a Will in the future.

Risks of Using a Handwritten Will

Even when a holographic Will satisfies Wyo. Stat. Ann. § 2-6-113, relying on a do-it-yourself handwritten document creates serious practical and financial hazards for Wyoming families:

  • Costly Handwriting Authentication in Probate: Because a holographic Will is neither witnessed nor notarized, it is not self-proving. Under Wyo. Stat. Ann. § 2-6-206, a holographic Will must be proved the same as any other private writing-requiring sworn testimony from witnesses familiar with the decedent's handwriting or expensive forensic document examiners if relatives dispute the script.
  • Partial Intestacy from Missing Residuary Clauses: Laypeople typically list specific items (such as a pickup truck, bank account, or home) but forget to include a "residuary clause" disposing of everything else they own or acquire later. Any omitted property passes through intestate succession under Wyo. Stat. Ann. § 2-4-101.
  • Mandatory Executor Surety Bonds: Unless a Will expressly waives the requirement for a fiduciary bond, Wyo. Stat. Ann. § 2-3-102 generally requires the Personal Representative to purchase an expensive surety bond before the District Court will issue Letters Testamentary.
  • Heightened Vulnerability to Undue Influence Contests: Because no independent witnesses observed the testator writing the document, disinherited relatives frequently challenge holographic Wills under the standards outlined in In re Estate of McLean, 99 P.3d 999 (WY Supreme Court 2004), alleging the decedent was confused, medicated, or pressured behind closed doors.

Can a Typed Will with Handwritten Notes Count?

No. Under Wyoming's strict judicial interpretation of Wyo. Stat. Ann. § 2-6-113, a typed document with handwritten margin notes, a pre-printed fill-in-the-blank "Will kit" form where the testator writes in names, or a handwritten Will containing edits written by someone else does not qualify as a valid holographic Will unless it is properly witnessed by two competent individuals under Wyo. Stat. Ann. § 2-6-112.

The harsh reality of this rule was cemented by the Wyoming Supreme Court in In re Estate of Dobson, 708 P.2d 422 (WY Supreme Court 1985). In that landmark case, the testatrix wrote out a handwritten Will and signed it, and later met with a bank trust officer who penciled in minor notations and markings on the document with her full knowledge and consent. After her death, the Will was discovered inside a family Bible. The Wyoming Supreme Court affirmed the invalidation of the entire Will, holding that the plain language of Wyo. Stat. Ann. § 2-6-113 mandates that a holographic Will be entirely in the handwriting of the testator, and any third-party writing on the instrument destroys its authenticity and causes the decedent to die intestate. Similarly, in In re Estate of Reed, 672 P.2d 829 (WY Supreme Court 1983), the Court ruled that a tape-recorded voice statement cannot substitute for a handwritten holographic Will.

How to Convert a Holographic Will to a Formal Will

If you previously wrote a holographic Will during an emergency or illness, converting it into a formal, self-proving Wyoming Will while you are alive and of sound mind is straightforward and eliminates future probate risks:

  1. Draft a Typewritten Formal Will: Have a Wyoming estate planning attorney prepare a comprehensive typewritten Will that incorporates your specific bequests, adds a residuary clause, names primary and alternate Personal Representatives, and waives bond under Wyo. Stat. Ann. § 2-3-102.
  2. Include an Express Revocation Clause: Pursuant to Wyo. Stat. Ann. § 2-6-117, include clear language revoking all prior Wills and codicils (including your prior handwritten Will).
  3. Sign with Two Disinterested Witnesses and a Notary: Execute the new Will in the presence of two competent, disinterested witnesses under Wyo. Stat. Ann. § 2-6-112 and attach a notarized Self-Proving Affidavit under Wyo. Stat. Ann. § 2-6-114.
  4. Physically Destroy the Old Handwritten Will: Once the new formal Will is signed, physically shred or burn the old holographic Will under Wyo. Stat. Ann. § 2-6-117(a)(ii) so family members do not accidentally file conflicting documents after your death.
Comparison FactorWyoming Holographic WillWyoming Formal Attested Will
Governing StatuteWyo. Stat. Ann. § 2-6-113Wyo. Stat. Ann. § 2-6-112 and Wyo. Stat. Ann. § 2-6-114
Formatting RuleMust be 100% in the testator's own handwriting on blank paperTypewritten or printed document
Witness Requirement0 witnesses required2 competent witnesses required
Probate Proof StandardMust prove handwriting authenticity under Wyo. Stat. Ann. § 2-6-206Admitted automatically if self-proving under Wyo. Stat. Ann. § 2-6-204
Risk of InvalidationVery High (voided by any typed text or third-party edits per In re Estate of Dobson, 708 P.2d 422 (WY Supreme Court 1985))Very Low when supervised by a Wyoming attorney

Step-by-Step Process in Wyoming

Whether you are in Cheyenne, Casper, Jackson, Lander, or Gillette, the legal steps for creating a compliant emergency holographic Will-and subsequently proving it in a Wyoming District Court-follow this sequence:

Step 1: Use Completely Blank Paper and Write 100% by Hand

Never use hotel stationery with a printed header, pre-printed legal forms, or typed outlines. Write every single word of the document exclusively in your own handwriting using permanent ink so the document strictly complies with Wyo. Stat. Ann. § 2-6-113 and avoids the invalidation trap of In re Estate of Dobson, 708 P.2d 422 (WY Supreme Court 1985).

Step 2: State Clear Testamentary Intent, Revocation, and Date

Write a clear opening sentence stating your full legal name, your Wyoming county of residence, that you are of sound mind, that this document is your Last Will and Testament, and that you revoke all previous Wills under Wyo. Stat. Ann. § 2-6-117. Write out the full date (month, day, and year) in your own handwriting to establish priority over any earlier documents.

Step 3: Name Beneficiaries, a Residuary Clause, and a Personal Representative

Clearly identify who receives your specific assets, include a catch-all residuary sentence stating who receives "all the rest, residue, and remainder" of your estate, name an adult Personal Representative under Wyo. Stat. Ann. § 2-6-208, and explicitly write that your Personal Representative shall serve without bond pursuant to Wyo. Stat. Ann. § 2-3-102.

Step 4: Sign by Your Own Hand

Sign your full legal name at the bottom of the handwritten pages. Remember that under Wyo. Stat. Ann. § 2-6-113, nobody else may sign a holographic Will on your behalf, and no notary or witness should write anywhere on the holographic pages.

Step 5: Deliver the Original Will to the Wyoming District Court After Death

Within 10 days of learning of the testator's death, the custodian must deliver the original handwritten Will under Wyo. Stat. Ann. § 2-6-119. To open probate, the nominated executor files the original document along with a Petition for Probate of Will and Appointment of Personal Representative pursuant to Wyo. Stat. Ann. § 2-6-201 in the District Court for the decedent's county, such as the Laramie County District Court, Cheyenne, the Natrona County District Court, Casper, the Teton County District Court, Jackson, or the Sheridan County District Court, Sheridan.

Step 6: Prove the Decedent's Handwriting Under Wyo. Stat. Ann. § 2-6-206

Because a holographic Will is not self-proving, the petitioner must satisfy Wyo. Stat. Ann. § 2-6-206 by proving the document like any other private writing. Typically, two disinterested individuals who knew the decedent well and are familiar with their handwriting submit sworn affidavits proving the decedent's handwriting (or testify at the hearing under Wyo. Stat. Ann. § 2-6-203) along with authentic handwriting samples like cancelled checks, diaries, or letters. Connect with a local Wyoming probate and estate lawyer in our directory to convert a handwritten Will or prove one in court.

How Much Does It Cost in Wyoming?

While writing a holographic Will on a piece of paper costs nothing upfront, the back-end probate expenses are frequently much higher than those for a lawyer-drafted formal Will:

  • Upfront Creation Cost: $0 for a handwritten Will, compared to $300 to $1,000 to have a Wyoming estate planning attorney prepare a formal, self-proving Will.
  • District Court Probate Filing Fee: Under Wyo. Stat. Ann. § 5-3-206 and Wyo. Stat. Ann. § 2-2-401, filing a petition to probate a holographic Will in a Wyoming District Court costs $160. (If the net Wyoming estate is $400,000 or less, heirs may qualify for summary distribution under Wyo. Stat. Ann. § 2-1-201 and Wyo. Stat. Ann. § 2-1-205).
  • Handwriting Authentication and Litigation Costs: If a disinherited heir challenges the authenticity of the handwriting under Wyo. Stat. Ann. § 2-6-206, hiring a board-certified forensic document examiner costs $1,500 to $5,000+, and contested probate litigation attorneys generally charge $250 to $450 per hour.

How Long Does the Process Take?

A custodian must deliver the holographic Will to the executor or District Court within 10 days after learning of the decedent's death under Wyo. Stat. Ann. § 2-6-119, and the executor has 30 days to petition for probate under Wyo. Stat. Ann. § 2-6-202. Because a holographic Will cannot be admitted automatically under Wyo. Stat. Ann. § 2-6-204, scheduling an evidentiary hearing and submitting handwriting affidavits under Wyo. Stat. Ann. § 2-6-206 typically adds 3 to 8 weeks to the initial opening of probate. After admission, interested parties have 3 months from the first publication of notice to file a formal contest under Wyo. Stat. Ann. § 2-6-301, with full estate administration taking 6 to 18 months.

Frequently Asked Questions (FAQ)

Does a holographic Will need to be notarized in Wyoming?

No-in fact, having a notary stamp and write a jurat directly onto the face of an unwitnessed holographic Will can dangerously jeopardize its validity under Wyo. Stat. Ann. § 2-6-113 and In re Estate of Dobson, 708 P.2d 422 (WY Supreme Court 1985) because the notary's writing and stamp mean the page is no longer 100% in the testator's handwriting. If you want a notarized Will, execute a formal Will with two witnesses under Wyo. Stat. Ann. § 2-6-112 and Wyo. Stat. Ann. § 2-6-114.

Is a holographic Will invalid if the testator forgot to write the date?

Unlike some states, Wyo. Stat. Ann. § 2-6-113 does not explicitly require a date for a holographic Will to be valid. However, omitting the date creates serious problems if another Will exists or if challengers claim the testator lacked mental capacity at the unknown time the document was written.

Can I make handwritten changes to my existing typed Will in Wyoming?

Making casual handwritten cross-outs or interlineations on an existing typed Will is strongly discouraged. Unless the handwritten amendment is completely separate, 100% in your handwriting, and signed by you as a standalone holographic codicil under Wyo. Stat. Ann. § 2-6-113, or formally witnessed by two witnesses under Wyo. Stat. Ann. § 2-6-112, the changes will be ignored or may invalidate parts of your Will.

How do heirs prove a holographic Will in a Wyoming probate court?

Under Wyo. Stat. Ann. § 2-6-206, a holographic Will is proved the same as any other private writing. Heirs typically present sworn affidavits or live testimony from disinterested individuals who recognize the decedent's handwriting and signature, corroborated by authenticated handwriting exemplars.


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