- Jacques [zhahk] /ʒɑk/, 1819–80, French composer.
- a city in S Hesse, in central Germany, on the Main River, near Frankfurt.
- a city in central Germany, on the River Main in Hesse opposite Frankfurt am Main: leather-goods industry. Pop: 119 208 (2003 est)
- Jacques (ʒɑk). 1819–80, German-born French composer of many operettas, including Orpheus in the Underworld (1858), and of the opera The Tales of Hoffmann (1881)