Wisconsin Statutes
Wis. Stat. § 940.43 (2026)
Intimidation of witnesses; felony
✓ current as of July 2026
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940.43940.43 Intimidation of witnesses; felony. Whoever violates s. 940.42 under any of the following circumstances is guilty of a Class G felony:
940.43(1)(1) Where the act is accompanied by force or violence or attempted force or violence upon the witness, or the spouse, child, stepchild, foster child, parent, sibling, or grandchild of the witness, or any person sharing a common domicile with the witness.
940.43(2)(2) Where the act is accompanied by injury or damage to the real or personal property of any person covered under sub. (1).
940.43(3)(3) Where the act is accompanied by any express or implied threat of force, violence, injury or damage described in sub. (1) or (2).
940.43(5)(5) Where the act is committed by any person who has suffered any prior conviction for any violation under s. 943.30, 1979 stats., ss. 940.42 to 940.45, or any federal statute or statute of any other state which, if the act prosecuted was committed in this state, would be a violation under ss. 940.42 to 940.45.
940.43(6)(6) Where the act is committed by any person for monetary gain or for any other consideration acting on the request of any other person. All parties to the transactions are guilty under this section.
940.43(7)(7) Where the act is committed by a person who is charged with a felony in connection with a trial, proceeding, or inquiry for that felony.
940.43(8)(8) If the proceeding is a criminal trial, where the crime is an act of domestic abuse, as defined in s. 968.075 (1) (a), that constitutes the commission of a crime or a crime that, following a conviction, is subject to the surcharge in s. 973.055.
940.43 HistoryHistory: 1981 c. 118; 1997 a. 143; 2001 a. 109; 2005 a. 280; 2007 a. 96; 2009 a. 28; 2019 a. 112.
940.43 AnnotationConspiracy to intimidate a witness is included under sub. (4). State v. Seibert, 141 Wis. 2d 753, 416 N.W.2d 900 (Ct. App. 1987).
Notes of Decisions
Cited in 17
cases (5 in the last 5 years), 1987–2026 · leading case: Ardonis Greer v. Wayne J. Wiedenhoeft, 2014 WI 19 (Wis. 2014).
Ardonis Greer v. Wayne J. Wiedenhoeft, 2014 WI 19 (Wis. 2014). “¶12 On June 25, 2010, Greer pled no contest to intimidating a witness, contrary to Wis. Stat. § 940.43 (3). The court found him guilty and ordered a presentence investigation report.”
State v. Douglas D., 2001 WI 47 (Wis. 2001). “But see Wis. Stat. §§ 940.43 (statute does not address intent or knowledge); 940.”
State v. Oakley, 2000 WI 37 (Wis. 2000). “David Oakley, the defendant, was convicted of witness intimidation in violation of Wis. Stat. § 940.43 (3) (1997-98). [1] The circuit court withheld sentence and imposed probation for a period of three years.”
State v. Cotton, 2003 WI App 154 (Wis. Ct. App. 2003). “Cotton alleging one count of *311 intimidation of a witness pursuant to Wis. Stat. § 940.43 (3) (2001-02). 1 Following a preliminary hearing, Cotton was bound over for trial.”
State v. Ninham, 2011 WI 33 (Wis. 2011). “203 (2) (1999-00) and three counts of intimidation of a witness in violation of Wis. Stat. § 940.43 (3) (1999-00). The complaint alleged that while Ninham was detained in Brown County's juvenile detention facility, he threatened the life of Judge Richard J.”
State v. Timblin, 2002 WI App 304 (Wis. Ct. App. 2002). “Two additional theft by deception counts were added, as well as a charge of felony intimidation of a victim in violation of Wis. Stat. §§ 940.43 (3) and 939.50(3)(d).”
State v. Cole, 2008 WI App 178 (Wis. Ct. App. 2008). “Cole was subsequently charged with two counts of intimidation of a witness in violation of Wis. Stat. § 940.43 (7). That case was joined with the substantial battery case.”
State v. Mendez, 459 N.W.2d 578 (Wis. Ct. App. 1990). “Section 940.43, Stats., provides in relevant part: Intimidation of witnesses; felony.”
State v. Seibert, 416 N.W.2d 900 (Wis. Ct. App. 1987). “Ruven Seibert appeals a judgment of conviction and an order denying postconviction relief for feloniously conspiring to intimidate a witness contrary to sec. 940.43(4), Stats. Section 940.42, Stats.”
United States v. Approximately $3,174.00 in United States Currency, 928 F. Supp. 2d 1035 (E.D. Wis. 2012). “The affiant, Officer Slomczewski, overheard Thames instruct his daughter, Felisha, to talk to his girlfriend, Alicia, who had provided information to the police that led to Thames’s incarceration. Thames told Felisha to “drill that script into her (Alicia),” and that Alicia…”
Bradley v. United States, 186 F. Supp. 3d 950 (W.D. Wis. 2016). “In 2005, the state circuit court agreed to change the crime of which he had been convicted to that of “intimidate witness in violation of Wis. Stat. § 940.43 .” (Emphasis added.) Wisconsin v.”
State v. Jasmine J. Lanier (Wis. Ct. App. 2021). “§§ 940.43(1) and 939.05 (2019-20),3 and charged in Count 11 with aggravated battery, as a party to a crime, contrary to WIS.”
— Wis. Stat. § 940.43(1) — 2 cases
State v. Jasmine J. Lanier (Wis. Ct. App. 2021). “§§ 940.43(1) and 939.05 (2019-20),3 and charged in Count 11 with aggravated battery, as a party to a crime, contrary to WIS.”
State v. Steven A. Peterson (Wis. Ct. App. 2022).
— Wis. Stat. § 940.43(3) — 3 cases
State v. Rush, 686 N.W.2d 455 (Wis. Ct. App. 2004).
State v. Steven A. Peterson (Wis. Ct. App. 2022).
State v. Marion Larue Pattillo (Wis. Ct. App. 2026).
— Wis. Stat. § 940.43(4) — 1 case
State v. Seibert, 416 N.W.2d 900 (Wis. Ct. App. 1987). “Ruven Seibert appeals a judgment of conviction and an order denying postconviction relief for feloniously conspiring to intimidate a witness contrary to sec. 940.43(4), Stats. Section 940.42, Stats.”
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