My 3rd great-grandmother, Liba/Libby Schindler, had a brother named Nisan Hirschfeld. In the 1897 All-Russia census, they were listed as living in Talsen, Latvia. Libby and Nisan's father was named Isaac/Itzik.
According to the census, Nisan was living with his wife, Zira, and stepson, Mendel Lewensohn.
Ages in 1896-97:
I don't know if Nisan and Zira had other children.