Melzer (German, derived from Mälzer, meaning "malter") is an occupational surname. Notable people with the surname include: Gerald Melzer (born 1990), Austrian tennis player. Hagen Melzer (born 1959), German long-distance runner. Johanna Melzer (1904–1960), German anti-Nazi activist. Iveta Benešová (known professionally as Iveta Melzer; born 1983), Czech tennis player. Jean Melzer (1926–2013), Australian senator. Jürgen Melzer (born 1981), Austrian tennis player. Manfred Melzer (1944–2018), German bishop. Richard Melzer (born 1979), American basketball player.
https://en.wikipedia.org/wiki/Melzer