Manslaughter; penalty
Applied in 11 court decisions — leading case Frank J. Mchenry v. The State of Wyoming (2023)
Most recently applied in Mark Coleman Helms, II v. The State of Wyoming (February 2026)
Court decisions citing this, by year. The dip in the last several years is a data-coverage gap, not a real trend — our corpus holds fewer opinions from the most recent years, so recent citations are undercounted.
(a) A person is guilty of manslaughter if he unlawfully kills any human being without malice, expressed or implied, either:
(i) Voluntarily, upon a sudden heat of passion; or (ii) Involuntarily, but recklessly except under circumstances constituting a violation of W.S. 6-2-106(b).
(b) Except as provided in W.S. 6-2-109, manslaughter is a felony punishable by imprisonment in the penitentiary for not more than twenty (20) years.
Official source: Wyoming Legislature. Reproduced from public-domain Wyoming statutes; confirm against the official source for the current text. Not legal advice.