Jimmy Fallon and Wife Welcome Baby Girl

(Photo Credit: D Dipasupil/Getty Images)

"SNL" alum and "Late Night" host Jimmy Fallon, 38, welcomed a daughter on Tuesday at 6:21 a.m., ABC News confirms. People magazine was the first to report the news.

Read: Celebs Who Share Royal Baby Birthday

Well, this baby is late night royalty. Fallon and his producer wife Nancy Juvonen Fallon, 46, are "overjoyed about the arrival of their beautiful daughter," Fallon's rep tells ABC News.

Fallon and Nancy, who co-own Flower Films with Drew Barrymore, were married in December 2007.

Related: Jimmy Fallon to Replace Jay Leno

It's been a big year for New York's favorite nighttime funnyman. In April, it was announced Fallon will replace Jay Leno in 2014 as host of the "Tonight Show." This move will bring the show's production back to New York City.

After the news was announced, Fallon joked, "I'm really excited to host a show that starts today instead of tomorrow."