On Monday, Sept. 23, Strahan visited The Tonight Show, telling host Jimmy Fallon that although it's "the most amazing feeling," he doesn't "feel old enough" yet to be a grandparent. For that reason, the traditional title of "grandpa" doesn't seem fitting to him, as he brought up some other monikers he may want to be called by his grandkids.

Michael Strahan is celebrating the birth of his first grandchild. It's the 'most amazing feeling,' but he doesn't feel 'old enough' to be a grandfather.

On "Fox NFL Sunday," Michael Strahan, 52, announced his eldest daughter, Tanita Strahan, had recently given birth to a son, Onyx.