Leonhardt was born about 1842. Leonhardt Arduser ... He passed away about 1914. 
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Leonhardt is 27 degrees from Michael Collins, 31 degrees from Judith Resnik, 32 degrees from Ellison Onizuka, 43 degrees from Michael Phillip Anderson, 28 degrees from Sally Ride, 35 degrees from Wubbo Johannes Ockels, 29 degrees from Neil Armstrong, 29 degrees from Virgil Grissom, 27 degrees from Christa McAuliffe, 29 degrees from Dick Scobee, 27 degrees from Edward White and 31 degrees from Frances Piercy-Reins on our single family tree. Login to find your connection.