László Kalmár's father was Zsigmond Kalmár and his mother was Rósa Krausz. Zsigmond Kalmár was a bailiff on an estate in Transdanubia in northwestern Hungary, the estate being located about 30 km from Lake Balaton. Zsigmond Kalmár died while László was a young boy and Rósa Kalmár then moved to Budapest with László.
ATTENTION - Automatic na salin mula sa Tagalog na bersyon László Kalmar 's ama ay Zsigmond Kalmar at ang kanyang ina ay Rosa Krausz. Zsigmond Kalmar ay isang beylip sa isang ari-arian sa Transdanubia mula sa hilagang-kanluran sa Hungary, ang ari-arian na matatagpuan sa 30 km mula sa Lake Balaton. Zsigmond Kalmar namatay habang László ay isang bata at Rosa Kalmar pagkatapos ay inilipat sa Budapest sa László.