What is "seanie"

Seánie or Seanie may refer to:

• Seánie Barry (born 1945), retired Irish sportsperson
• Seánie Duggan (born 1922), retired Irish sportsperson
• Seánie McGrath (born 1975), retired Irish sportsperson
• Seánie McMahon (born 1972), retired Irish sportsman
• Seánie O'Leary (born 1952), former Irish sportsperson