Wykno may refer to the following places: Wykno, Piotrków County in Łódź Voivodeship (central Poland) Wykno, Gmina Będków in Łódź Voivodeship (central Poland) Wykno, Gmina Ujazd in Łódź Voivodeship (central Poland) Idźki-Wykno, a village in Wysokie Mazowieckie County, Podlaskie Voivodeship (eastern Poland) Stare Wykno, a village in Wysokie Mazowieckie County, Podlaskie Voivodeship (eastern Poland) Nowe Wykno, a village in Wysokie Mazowieckie County, Podlaskie Voivodeship (eastern Poland) Gromadzyn-Wykno, a village in Kolno County, Podlaskie Voivodeship (eastern Poland)