Lillian is the youngest daughter of Althea and the sister of Judy Geller and Phylis, thus the sister-in-law of Jack Geller, the aunt of Ross and Monica and the great-aunt of Ben, Emma, Jack and Erica.
Lillian is the youngest daughter of Althea and the sister of Judy Geller and Phylis, thus the sister-in-law of Jack Geller, the aunt of Ross and Monica and the great-aunt of Ben, Emma, Jack and Erica.