Vályi was born in Marosvásárhely, which was a famous town for any Hungarian mathematician to be born in given the connection with Farkas Bolyai and János Bolyai .
Vályi ay ipinanganak sa Marosvásárhely, na kung saan ay isang bantog na bayan para sa anumang Hungarian dalubbilang na ipinanganak sa ibinigay na ang koneksyon sa Farkas Bolyai at János Bolyai.