Jack Evans may refer to:

• Jack Evans (footballer, born 1889) (1889–1971), Welsh international footballer
• Jack Evans (footballer, born 1891) (1891–1966), Australian rules footballer for Melbourne
• Jack Evans (American football) (1905–1980), American football player
• Jack Evans (footballer, born 1908) (1908–1960), Australian rules footballer for Geelong
• Jack Evans (footballer, born 1930), Australian rules footballer for St Kilda
• Jack Evans (footballer, born 1993), English footballer
• Jack Evans (footballer, born 1998), Welsh footballer
• Jack Evans (footballer, born 2000), English footballer

• Jack Evans (rugby, born 1871) (1871–1924), rugby union and rugby league footballer who played in the 1890s
• Jack Evans (rugby union, born 1875) (1875–1947), for Wales and Blaina
• Jack Elwyn Evans (1897–1941), rugby union and rugby league footballer who played in the 1920s for Wales
• Jack Evans (English rugby league, born 1897) (1897–1940), rugby league footballer who played in the 1920s
• Jack Evans (rugby, 1940s–1950s), rugby union, and rugby league footballer for Newport (RU), Great Britain (RL), Wales and Hunslet

• Jack Evans (ice hockey) (1928–1996), Canadian hockey player and coach in the NHL
• Jack Evans (wrestler) (born 1982), American

• Jack Wilson Evans (1922–1997), mayor of Dallas, Texas, 1981–1983
• Jack Evans (Australian politician) (1928–2009), Australian senator
• Jack Evans (Washington, D.C. politician) (born 1953), member of the Council of the District of Columbia

• Jack Evans (musician) (born 1953), American drummer and composer in Reverend Zen
• Jack Evans (EastEnders), a minor character in the BBC soap EastEnders

• John Evans (disambiguation)