What is "riggin"

Riggin is an Anglicized form of the Irish surname Ó Riagáin ("son of Riagán") derived from the Irish personal name Riagán, which means "little king".. Notable people with the surname include:

• Aileen Riggin (1906–2002), American swimmer and diver
• Dennis Riggin (born 1936), Canadian ice hockey player
• Pat Riggin (born 1959), Canadian ice hockey player