Gdynia (Polish: [ˈɡdɨɲa] ; Kashubian: Gdiniô; German: Gdingen [ˈɡdɪŋən] , 1939-45: Gotenhafen [ˈɡoːtn̩haːfn̩] ) is a city in northern Poland and a seaport on the Baltic Sea coast. With an estimated population of 257 000, it is the 12th-largest city in Poland and the second-largest in the Pomeranian Voivodeship after Gdańsk. Gdynia is part of a conurbation with the spa town of Sopot, the city of Gdańsk, and suburban communities, which together form a metropolitan area called the Tricity (Trójmiasto) with around one million inhabitants.
https://en.wikipedia.org/wiki/Gdynia