Sándor was born in 1802. Sándor's father was Tétsi Sámuel and his mother was Pándi Anna. His paternal grandfather was Tétsi Sámuel and his paternal grandmother is Tóth Anna. He had two brothers and a sister, named Sámuel, István and Julianna. He was the youngest of the four children. He died at the age of 77 in 1879.