26-year-old singer of "Without Me" gave birth to Ender Ridley Aydin on July 14, her first child.
"Gratitude. The most rare and euphoric birth. She wrote "Powered by love" on Monday's Instagram page.
Although Halsey didn't reveal the gender of the newborn, Ender is a popular Turkish male name that means "rare"
After tagging Aydin in her pregnancy announcement, Halsey confirmed her relationship with him, 38. He commented, "Heart so full. I love you sweetness."
He is most well-known for his films and TV shows, such as "Small Shorts," on Netflix.
Halsey shared photos of her sonogram with fans and snapped pictures showing her bump since her announcement about her pregnancy.
She told her fans in March that she was "100%" pregnant and that "very hard" she tried for this baby.