No famous person born in Mercer is listed yet
No town in Missouri lists more than St. Joseph, with 57. After St. Joseph, the next longest list in Missouri is Columbia’s, with 51. In all of Missouri, the famous people on record come from 389 towns.
Who’s listed here
Famous people come from Wikidata (people whose birthplace is Mercer), checked against each person’s English Wikipedia article and ranked by how many Wikipedia languages cover them. Nobody born in Mercer has passed that check yet, and nobody born within 35 miles is listed.
From Wikidata and Wikipedia: people whose birthplace is Mercer and whose English Wikipedia article agrees, ranked by how many Wikipedia languages cover each person. People known mainly for crimes, and adult performers, aren’t listed. “The usual town” = everyone born in the towns gathered so far.