Conn. Gen. Stat. » Title 53a — PENAL CODE · Chapter 952 — Penal Code: Offenses
Connecticut General Statutes

Conn. Gen. Stat. § 53a-190 (2026)

Bigamy: Class D felony

✓ current as of May 2026
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(a) A person is guilty of bigamy when he marries or purports to marry another person in this state if either is lawfully married; or so marries or purports to marry another person in any other state or country in violation of the laws thereof, and knowingly cohabits and lives with such other person in this state as husband and wife.

(b) It shall be an affirmative defense to the charge of bigamy that at the time of the subsequent marriage or purported marriage: (1) The actor reasonably believed, based on persuasive and reliable information, that the prior spouse was dead; or (2) a court had entered a judgment purporting to terminate or annul any prior disqualifying marriage and the actor did not know that such judgment was invalid; or (3) the single person did not know that the other person was legally married.

(c) Bigamy is a class D felony.

(1969, P.A. 828, S. 192; 1971, P.A. 871, S. 47; P.A. 92-260, S. 73.)

History: 1971 act substituted “A person” for “Any person” for conformity with other statutes; P.A. 92-260 made technical changes.

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Notes of Decisions
Cited in 4 cases, 2002–2017 · leading case: State v. Green, 2004 UT 76 (Utah 2004).
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State v. Green, 2004 UT 76 (Utah 2004). · cites it 2× “§ 18-6-201 (2003); Conn. Gen. Stat. § 53a-190 (2003); Ga.Code Ann.”
State v. Swebilius, 159 A.3d 1099 (Conn. 2017). · cites it 2× “know that victim suffered from such condition); General Statutes § 53a-67(b) (affirmative defense for certain sex offenses if defendant and victim lived together by mutual consent in relationship of cohabitation); General Statutes § 53a-110(3) (affirmative defense to criminal…”
Rosengarten v. Downes, 802 A.2d 170 (Conn. App. Ct. 2002). · cites it 2× “See General Statutes § 53a-190 (c), which makes bigamy a class D felony.”
Cote-Whitacre v. Dep't of Pub. Health, 446 Mass. 350 (Mass. 2006). “See Conn. Gen. Stat. Ann. §§ 46b-21, 46b-29, 46b-30 (West 2004); Conn.”
— Conn. Gen. Stat. § 53a-190(b) — 1 case
State v. Swebilius, 159 A.3d 1099 (Conn. 2017). “know that victim suffered from such condition); General Statutes § 53a-67(b) (affirmative defense for certain sex offenses if defendant and victim lived together by mutual consent in relationship of cohabitation); General Statutes § 53a-110(3) (affirmative defense to criminal…”
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