Kimora Lee Simmons has married Tim Leissner, Russell Simmons says

Kimora Lee Simmons is off the market and has been for a while now, according to her ex-husband, Russell Simmons.

The runway model/designer/author, 38, has secretly married Goldman Sachs investment banker Tim Leissner, whom she has been linked to since last year, according to E! News. However, it is unclear when the nuptials actually took place.

“All of us love @OfficialKimora but the fact is she is happily married,� Russell Simmons, 56, tweeted Wednesday. “Tim is has been family for a while now. #gossipcop....�

PHOTOS: Celebrity weddings and engagements of 2014

“Oh. And.. Tim is not Russian. Lol,� he added.

The Global Grind founder apparently tweeted in response to rumors that his ex-wife had been romantically linked to rapper Birdman, who had shared an Instagram photo with the justfab.com founder that said: “S/O @OfficialKimora luv of my life. Thank u 4 everythang u did and do 4’me RICHGIRL RICHGANG,� Us Weekly reported.

The Simmonses, who split in 2009 after a decade of marriage, have remained close and share two children: Ming, 14, and Aoki, 11, according to People. Kimora Lee Simmons also has a 4-year-old named Kenzo with actor and longtime beau Djimon Hounsou, whom she split with in November 2012.

PHOTOS: 50 most beautiful female celebrities

Back in December, Kimora Lee Simmons and Leissner were spotted on a family vacation in St. Bart’s, where the pair both wore rings on their left ring fingers, E! reported.

Incidentally, Russell Simmons was also on the trip. How’s that for friendly exes?

ALSO:

Eva Longoria debuts blunt bangs, new haircut

Surprise! Kate Upton lands Sports Illustrated Swimsuit flip cover

Kristen Wiig stops by ‘Tonight Show’ as boy bander Harry Styles

Follow Ministry of Gossip @LATcelebs.