GM Lothar Schmid (b 1928 in Germany) is probably best known for being the chief arbiter in both Fischer-Spassky matches of 1972 and 1992. Here is a game he played at age 15 using the somewhat obscure Wormald Attack in the Ruy Lopez.
For more biographical info see http://www.absoluteastronomy.com/topics/Lothar_Schmid