Actor Stephen Amell has become a first-time dad to a baby girl.

The Arrow star and his wife Cassandra Jean welcomed little Mavi Alexandra Jean on Tuesday (15Oct13).

The proud father shared the news with fans by posting a snap of himself holding the newborn on his page on Saturday (19Oct13).

The couple wed in the Caribbean on Christmas Day last year (25Dec12) and later re-affirmed their commitment to each other in May (13) during a celebration in New Orleans, Louisiana.