"I don't like reading negative things about Clint. He is a wonderful, good natured, brilliant person. No matter what, I attest to that," Dina tweeted Monday.
Following news of their split, Clint was spotted dropping off a mystery woman at LAX airport, sparking rumors that the two were a couple. According to E! News, Clint and Dina have been living separately for a while.
Clint and Dina married in 1996 and have one daughter Morgan, 16, together.