Dina, a 48-year-old former television journalist, confirmed Thursday to Us Weekly she and her 83-year-old husband have been living apart for some time.
However, Eastwood's manager told the magazine, "I know nothing about that."
The couple have one daughter together, 16-year-old Morgan.
Eastwood also has seven other children from prior relationships.
Celebrity Couples of 2014 [PHOTOS]