Irish actor Colin Farrell has sparked rumors he has secretly married his girlfriend Muireann McDonnell - after he was spotted wearing a ring on his wedding finger.

The Phone Booth star has been dating the Irish student for a year and has now fueled speculation that he has made the relationship official after he was recently photographed at Los Angeles' LAX Airport sporting a wedding band.

A source tells British newspaper Metro, "He didn't seem to be hiding the ring. Maybe he has finally found the girl he wants to settle down with.'"

Farrell was previously married to Engli...