<Li> House of Diehl, New York - based fashion partnership </Li> <Ul> <Li> Diehl DM - 41, a military projectile </Li> </Ul> <Li> Diehl DM - 41, a military projectile </Li> <Ul> <Li> USNS Walter S. Diehl (T - AO - 193), a U.S. Navy fleet replenishment oiler in service since 1988 . </Li> </Ul>

Where does the last name diehl come from