NEW YORK – Spencer Grammer is going to be a mom!

The 27-year-old actress is pregnant with her first baby, a source close to her father tells Us Weekly.

The pregnancy news comes nearly a month after Grammer married beau James Hesketh at City Hall in New York City. The happy couple, who started dating last year, reportedly found out the baby news right before their wedding.

Spencer is the only daughter of actor Kelsey Grammer and his first wife, dance instructor Doreen Alderman. She is best known for her role as Casey Cartwright in the ABC Family series Greek.

Also see: Spencer Grammer Photos