It's a Girl for FlashForward Star Joseph Fiennes

03/10/2010 at 08:35 PM EST

Joseph Fiennes and his wife, Swiss model Maria Dolores Dieguez, welcomed their first child, a daughter born on Monday, his rep tells PEOPLE exclusively.

Fiennes, the brother of Ralph and the star of Shakespeare in Love and ABC's FlashForward, married the former Miss Switzerland contestant last summer in Tuscany.

They announced the pregnancy last fall, saying they were "utterly thrilled." –Lisa Ingrassia

See what other readers have to say about this story – or leave a comment of your own