They had a daughter named Delilah age 6.
Benicio Del Toro and Kimberly Stewart are the latest pair to get swept up in the Hollywood baby boom. The 'Che' star's rep, Robin Baum, confirmed to Life & Style that 31-year-old Stewart was expecting the actor's baby. "Kimberly is pregnant. Benicio is the father and is very supportive. Although they are not a couple, they are looking forward to the arrival of the baby."
On April 11, 2011, del Toro's publicist announced that del Toro and Kimberly Stewart (daughter of Rod Stewart) were expecting their first child, although they were not in a relationship. Stewart gave birth to a daughter, Delilah, on August 21, 2011. They had their daughter baptized in Puerto Rico.