1815 in sports

1815 in sports describes the year's events in world sport.

Boxing
Events
 * Tom Cribb retains his English championship but no fights involving him are recorded in 1815.

Cricket
Events England
 * The earliest known first-class centuries at the new Lord's Cricket Ground are scored in the Middlesex v Epsom match on 24 & 25 August by Felix Ladbroke and Frederick Woodbridge who score 116 and 107 respectively for Epsom.
 * Most runs – William Lambert 172 (HS 50)
 * Most wickets – Henry Bentley 15 (BB 4–?)

Horse racing
England
 * 1,000 Guineas Stakes – filly by Selim
 * 2,000 Guineas Stakes – Tigris
 * The Derby – Whisker
 * The Oaks – Minuet
 * St. Leger Stakes – Filho da Puta