Isis, I think.
Bastet's mother is sometimes told to be Isis while her father is Ra; Sekhmet's mother is not mentioned only that her father is Ra.
In Egyptian mythology, Bastet's mother is believed to be the goddess Isis. Bastet is often depicted as Isis' daughter in some ancient texts and artwork.
Bastet was created by her father Re or Ra. She had no mother. It was believed she was created by his develping sperm in the ocean.
ra and isis
If the mother of Bastet was Isis, her brother was Horus; if a daughter of Ra her siblings include Shu and Tefnut.
Bast was born from either Isis or Ra in ancient Egyptian myth.
Bastet was identified with Hathor, Mut, Sekhmet, Tefnut; she was the daughter of Atum/Ra and soemtimes Isis; her consort was Ptah, she was also said to be mother of Anubis, or Mahes and Nefertem.
Nut is the mother of Isis.
No, I am a scientific researcher and no. Ra did not marry his mother. His parents were mortal and so he had nothing to do with them. My fellow scientists are starting to think that Ra even murdered his mother, having no affection for her what-so ever. Ra married lots of goddesses (Bastet, Hathor, Isis and so on) but never his mother.
The most popular goddesses in Ancient Egypt were -Isis -Hathor -Bastet
Bastet was a cat goddess and she represented protectiveness, good mother-ness, and cats.