The Key & Peele co-creator, 38, later confirmed their discreet union during an appearance on Late Night with Seth Meyers.
Peele and Peretti started dating in 2013, and got engaged in November 2015.
Jordan's former "Key and Peele" co-star Keegan-Michael Key told E! that he feels "fantastic" about the news.
'Eloped a bit ago. only witness was this little guy, ' she wrote at the time, sharing a picture of her pet dog in a Hawaiian shirt her bouquet, and her wedding ring, all sitting on a bed.
The pair released their first feature length film past year - Keanu - while Peele is set to make his directorial debut this month with the release of his horror film Get Out.