Baltimore

wiktionary

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Named after Cæcilius Calvert, 2nd Baron Baltimore, the first Proprietary Governor of the Province of Maryland. "Baltimore" itself is an anglicization of Irish baile an tí mhóir, "settlement of the big house."

etymonline

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Baltimore

city in Maryland, U.S., founded 1729, named for Cecilius Calvert (1605-1675), 2nd baron Baltimore, who held the charter for Maryland colony; the name is from a small port town in southern Ireland where the family had its seat, from Irish Baile na Tighe Mor, literally "townland of the big house." In old baseball slang, a Baltimore chop was a hit right in front of the plate that bounced high.