Wisconsin § 807.12 - Suing by fictitious name or as unknown; partners’ names unknown.
Full text of Wisconsin Wisconsin Statutes § 807.12 — Suing by fictitious name or as unknown; partners’ names unknown., with citation guidance and answers to common questions.
§ 807.12. Suing by fictitious name or as unknown; partners’ names unknown.
807.12(1) (1) When the name or a part of the name of any defendant, or when any proper party defendant to an action to establish or enforce, redeem from or discharge a lien or claim to property is unknown to the plaintiff, such defendant may be designated a defendant by so much of the name as is known, or by a fictitious name, or as an unknown heir, representative, owner or person as the case may require, adding such description as may reasonably indicate the person intended. But no person whose title to or interest in land appears of record or who is in actual occupancy of land shall be proceeded against as an unknown owner. 807.12(2) (2) When the name of such defendant is ascertained the process, pleadings and all proceedings may be amended by an order directing the insertion of the true name instead of the designation employed. 807.12(3) (3) In an action against a partnership, if the names of the partners are unknown to the plaintiff, all proceedings may be in the partnership name until the names of the partners are ascertained, whereupon the process, pleadings and all proceedings shall be amended by order directing the insertion of such names. 807.12 History History: Sup. Ct. Order, 67 Wis. 2d 585, 748 (1975). 807.12 Annotation This section does not authorize judgment against an unnamed individual. Miller v. Smith, 100 Wis. 2d 609 , 302 N.W.2d 468 (1981). 807.12 Annotation When an action against an unnamed defendant under this section was filed on the last day of the limitation period and amended process naming the defendant was served within 60 days after filing, the action was not barred. Relation back requirements of s. 802.09 (3) were inapplicable. Lak v. Richardson-Merrell, Inc., 100 Wis. 2d 641 , 302 N.W.2d 483 (1981). 807.12 Annotation A fictitiously designated defendant’s right to extinction of an action does not effectively vest until 60 days after the statute of limitations runs. Lavine v. Hartford Accident & Indemnity Co., 140 Wis. 2d 434 , 410 N.W.2d 623 (Ct. App. 1987). 807.12 Annotation A cause of action does not accrue until the plaintiff knows the tortfeasor’s identity or reasonably should have discovered it. Spitler v. Dean, 148 Wis. 2d 630 , 436 N.W.2d 308 (1989).
Source: official Wisconsin text · Last verified 2026-08-27
Frequently Asked Questions About Wisconsin § 807.12
What does Wisconsin Statutes § 807.12 cover?
Section 807.12 ("Suing by fictitious name or as unknown; partners’ names unknown.") is part of the Wisconsin Statutes, the codified statutory law of Wisconsin. It sets out the legal rule or procedure described in the text above. Statutes are amended regularly, so always verify against the official source.
How do I cite Wisconsin § 807.12?
A common citation format is "Wisconsin Statutes § 807.12" (Wisconsin). Legal writing may require the code abbreviation, section number, and year or edition. Match the style required by your court, professor, or publisher.
Is this the official text of Wisconsin law?
No. This page is for research and education and may not include the most recent amendments. For official current law, check the Wisconsin official source linked on this page or consult a licensed Wisconsin attorney.
How does Wisconsin § 807.12 apply to my situation?
Statutes are interpreted in context, and application depends on your specific facts. Only a licensed attorney in Wisconsin can advise on how this section applies to you. Contact your state or local bar association for a referral.
Sources & Verification
Not legal advice. Verify against the official source and consult a licensed attorney in Wisconsin.