A POSITIVE UPDATE FROM Mark Harmon

Mark Harmon, the biggest news is that he has become a grandfather for the first time. His son, Sean Harmon, and daughter-in-law, Courtney Prather, welcomed a baby boy named Cooper Knox Harmon in May 2025. Courtney later shared the happy news publicly, giving fans a rare glimpse into the Harmons’ private family life.

The Harmon family has long been known for keeping personal matters out of the spotlight, so many fans were pleasantly surprised by the announcement. While Mark himself has not made a public statement, the news was widely celebrated by NCIS fans, who congratulated the family on this new chapter.

Professionally, Mark continues to stay connected to the NCIS franchise as an executive producer and narrator of NCIS: Origins, even after stepping away from his longtime role as Gibbs on NCIS.

Overall, it’s a genuinely happy update for Mark Harmon and his family, marking an exciting new milestone in his personal life.