Ricky announced the news on Instagram.
"Nuestro hijo Renn Martin-Yosef ha nacido," the singer shared. It translates to "our son Renn Martin-Yosef was born."
The proud papas are already parents to twins Valentino and Matteo, and daughter Lucia.
Ricky was with his twin sons and his partner when he shared that the family was getting bigger.
The family were at the Human Rights Campaign National Dinner.
The singer was accepting the HRC National Visibility Award for his advocacy for the LGBTQ community.
"My family's here," he said.
"Jwan, I don't see you but my husband Jwan, I love you. My beautiful twins, Valentino and Matteo, they're also here. I love you with all my heart, you're my strength, you inspire me every day, you motivate me to keep doing what I'm doing and you guys are amazing kids."
"You guys are amazing," he added.
"I love you. Lucia, my baby girl who is not here with us, she stayed at home with Grandma, but she's also the light of my life."
Ricky then shared his joyous news.
"And by the way, I have to announce that we are pregnant. We are waiting!"
He then told the crowds: "Alright! I love big families."