Overview
1845 in sports describes the year's events in world sport.
Baseball
Events
23 September — formal organisation of the Knickerbocker Base Ball Club or New York Knickerbockers, initiated by Alexander Joy Cartwright, including adoption of twenty rules. Fourteen of the club rules are the earliest known written rules for playing baseball
22 October — New York Morning News publishes the first known box score for a baseball game, played at Elysian Fields, Hoboken, New Jersey in Hoboken, New Jersey
Boxing
Events
9 September — William "Bendigo" Thompson finally returns to the ring after recovery from his serious knee injury. He fights Ben Caunt at Stony Stratford for the Championship of England and is victorious after 93 rounds when Caunt is disqualified for going down without having been struck. Caunt denies the accusation and announces his retirement, leaving Bendigo as undisputed champion.
Cricket
Events
21 & 22 August — the present Surrey County Cricket Club is formed at a meeting which takes place at the new Kennington Oval during a match between two local teams
England
Most runs – Fuller Pilch 569 @ 21.07 (HS 117)
Most wickets – William Hillyer 174 @ 12.30 (BB 8–30)
From Wikipedia (CC BY-SA 4.0).