O'Regan
O'Regan is a family name that may refer to:
- Catherine O'Regan (* 1957), South African lawyer
- Daniel O'Regan (* 1994), American ice hockey player
- Noel Charles O'Regan (born 1941), Irish clergyman, Bishop of Ndola
- Patrick Michael O'Regan (* 1958), Australian clergyman, Archbishop of Adelaide
- Seamus O'Regan (* 1971), Canadian television presenter and politician
- Tom O'Regan (born 1961), American ice hockey player
