Jack Powell
Jack Powell may refer to:
- Jack Powell (athlete), British Olympic athlete
- Jack Powell (footballer, born 1860), Welsh footballer
- Jack Powell (footballer, born 1994), English footballer
- Jack Powell (pitcher, born 1874), American baseball pitcher
- Jack Powell (pitcher, born 1891), American baseball pitcher
- Jack Powell (rugby union, born 1882), Welsh rugby union player
- Jack Powell (rugby union, born 1894), Welsh rugby union player