Born near Marion Township: 14 famous people within 35 miles
Closest of all is Thomas Midgley, from Beaver Falls, 6 mi away. No famous person on record lists Marion Township as their birthplace yet. Across Pennsylvania, 956 towns list someone born there. William Alfred Passavant leads the 2 names listed next door in Zelienople.
From Wikidata and Wikipedia: people whose birthplace is Marion Township and whose English Wikipedia article agrees, ranked by how many Wikipedia languages cover each person. Nearby people are those born in a town within 35 miles; distances are town center to town center. People known mainly for crimes, and adult performers, aren’t listed. “The usual town” = everyone born in the towns gathered so far.