Jack Allen

• Jack Allen , British actor
• Jack Allen , English footballer
• Jack Allen , English football player for Glossop, Manchester City, Southport and Crewe Alexandra
• Jack Allen , English football player
• Jack Allen , Australian rules footballer
• Jack Allen, Unionist in Northern Ireland
• John F. Allen , physicist
• Jack Allen, character in a Christian-themed comedy-drama
• Jack Allen , baseball player
• Jack Allen , American football player
• Jack Allen , reeve of East York in Toronto