Rapper DAVE EAST Is Allegedly . . . Trying To STEAL Gabrielle Union . . . From Husband DWYANE WADE!!! (Wade . . . Come GET Your WIFE)

: Dwyane Wade got some competition on his hands – from rapper Dave East.

MediaTakeOut.com learned that Dave is featured prominently in the new season of Being Mary Jane – and during fliming he developed a CRUSH on co-star Gabby Union.

Luckily for Wade his wife Gabby, who is used to men swooning over her, kept it professional. But that didn’t stop Dave from trying.

An insider told MediaTakeOut.com, “Dave [East] was THIRSTING…”

Dave, a rapper from East Harlem, New York, rose to fame in 2014 with his mixtape Black Rose. He plays himself on the series.