Jack Ryder

• Jack Ryder (actor), British actor
• Jack Ryder (cricketer), Australian cricketer
• Jack Ryder (American football), American sportswriter and football coach
• Jack McBride Ryder, second president of Saginaw Valley State College
• Jack Van Ryder, American artist
• Jack Ryder, character in the Canadian animated series Odd Job Jack
• Jack Ryder, real name of the DC Comics character Creeper