CULVER CITY, CA - JUNE 09: Designer Kimora Lee (L) and actor Djimon Hounsou attend the 39th AFI Life Achievement Award honoring Morgan Freeman held at Sony Pictures Studios on June 9, 2011 in Culver City, California. The AFI Life Achievement Award tribute to Morgan Freeman will premiere on TV Land on Saturday, June 19 at 9PM ET/PST. (Photo by Kevin Winter/Getty Images for AFI)

Kimora Lee Simmons and Amistad actor Djimon Hounsou have split after 5 1/2 years together.

The couple were never married, but they have a 3½-year-old son, Kenzo Lee Hounsou.

On Twitter, Kimora cleared up any rumors about her relationship.

“There have been quite a few hurtful rumors circulating. The truth is Djimon + I have been separated for some time. We have remained happy, loving, co-parenting friends + family. We all have much to be thankful for,” she tweeted.

Kimora Lee also has two children with her ex-husband, Russell Simmons.

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