Aleyooty Ammachi is Rahel and Estha's great-grandmother. Her portrait hangs prominently beside that of Reverend Ipe in the Ayemenem House.
Baba is Estha and Rahel's father. Ammu divorces him when the children are very young. He was a violent alcoholic who not only beat his wife and children, but attempted to prostitute his wife to his English employer. Baba has remarried, resigned from his job on a tea plantation, and "more or less" stopped drinking when, after Sophie Mol's death, Estha moves in with him in Calcutta. When Estha is an adult, Baba sends him back to Ayemenem and emigrates to Australia.
Estha and Rahel's great-grandfather, Reverend Ipe had been known as Punnyan Kunju, or "Little Blessed One,".....