Rob and Amber Mariano Welcome Their Fourth Daughter

— -- Rob Mariano is more outnumbered than ever.

The "Survivor" champ and his wife, fellow reality TV alum Amber Mariano, have welcomed their fourth daughter.

"We are thrilled to announce Adelina Rose Mariano 12:51am June 20th, 2014," the proud father announced on Twitter. "Mom and baby are doing great! #4for4"

‘Survivor’ Stars Rob and Amber Mariano Expecting 4th Child

The couple began dating in 2003, after meeting on "Survivor: All-Stars." Two years later, they married.

This is the couple's fourth child. Their oldest, Lucia Rose, was born in 2009, while Carina Rose arrived in 2010. Isabetta Rose came along in 2012.

"Lucia Rose, Carina Rose, and Isabetta Rose are beyond excited to welcome their new sister Adelina Rose!" Rob Mariano wrote.