Hlohovec, is a town in southwestern Slovakia, with a population of 21,508. The name comes from *Glogovec, the Old Slavic name for a place d…Hlohovec, is a town in southwestern Slovakia, with a population of 21,508. The name comes from *Glogovec, the Old Slavic name for a place densely overgrown by hawthorn. The Hungarian form Galgóc was adopted before a phonological change g > h in Slovak.