Capt. Leonard C. Van Kalmthout served in the U.S. Army Air Corps during World War II.
His wife, Barbara, died on February 2, 2015. He was also survived by his daughters Elizabeth Kauffman, Barbara L. Van Kalmthout, Mary Foley, Laura Slavin; and sons Leonard C. Van Kalmthout and Henry J. Van Kalmthout.