Jordan, 50, and Prieto, 34, married seven months ago in Palm Beach, Fla., but began dating approximately five years ago.
The child will be the first for the couple, Us Weekly reported, though Jordan already has three grown children with ex-wife Juanita Venoy: Jeffrey Michael, 24, Marcus James, 22, and Jasmine, 19.
Prieto's due date wasn't reported.
2014: NFL Cheerleaders [PHOTOS]
Soviets call Reagan joke 'dangerous' [ARCHIVE]