exonumist

[ ek-suh-noo-mist, -nyoo-, ek-suh-noo-, -nyoo- ]
/ ˌɛk səˈnu mɪst, -ˈnyu-, ˈɛk səˌnu-, -ˌnyu- /

noun

a person who collects exonumia.

Origin of exonumist