Most widely known is John Martin Thomas, the American academic administrator, with articles in 3 languages. Close behind are Charles N. Holden and Guy W. Cheney. The earliest on the list is Charles N. Holden, born in 1816, and the youngest Guy W. Cheney, born in 1886. Next door, Akwesasne lists 3, led by Kiawentiio Tarbell.
From Wikidata and Wikipedia: people whose birthplace is Fort Covington 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.
Charles N. Holden: John Carbutt (1832-1905) Published in Biographical Sketches of the Leading Men of Chicago, 1868 William Bret, John Carbutt on the Frontiers of Photography, Willowdale Press, Cherry Hill, NJ, 1984, pg 73, Public domain, Wikimedia Commons
William L. Stoughton: Mathew Benjamin Brady, Public domain, Wikimedia Commons
Byron Cummings: Photographer not named., Public domain, Wikimedia Commons