Best known of all is Henry B. Cleaves, written about in 8 languages. The next two names are George D. Libby and John Ripley Freeman. Fewer than a quarter of the 288 towns in Maine with famous people list more. Jim Mains, born in 1922, is the youngest, and Henry B. Cleaves, born in 1840, the first on record.
From Wikidata and Wikipedia: people whose birthplace is Bridgton 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.
Photo credits (7)
Henry B. Cleaves: Henry B. Cleaves, Public domain, Wikimedia Commons
George D. Libby: en:American Battle Monuments Commission, Public domain, Wikimedia Commons