 Lahm assisted with war bond drives and was active in a number of civic organizations.He was wedded in Hollywood, California, on April 3, 1948, to Grace Wolfe Kenson, a lifelong friend, the daughter of a Mansfield judge and widow of a dentist.On June 15, 1960, Lahm was recognized by the Air Force and the Early Birds of Aviation as "the father of Air Force flight training" in ceremonies at Wright-Patterson Air Force Base, with 600 Air Force Academy cadets in attendance.