János was born on November 8th, 1865 in Aranyos 196 and his christening took place on November 16th, 1865 in Aranyos conducted by minister Sólyom János.1 János' father was István Diószegi and his mother was Susanna Érsok. He had a brother and two sisters, named István, Eszter and Julianna. János and Eszter were twins.