Kostomłoty may refer to the following places in Poland: Kostomłoty, Lower Silesian Voivodeship (south-west Poland) Gmina Kostomłoty, a gmina in Lower Silesian Voivodeship, (south-west Poland) Kostomłoty, Lublin Voivodeship (east Poland) Kostomłoty Pierwsze, administrative in Kielce County, Świętokrzyskie Voivodeship Kostomłoty Drugie, a village in Kielce County, Świętokrzyskie Voivodeship