Maa Ganga
Daughter of Himavan and Mainavati . Elder sister of maa Parvati . Younger sister of Mainaka . Princess Of Himalya .

Maa Parvati
Daughter of Himavan and Mainavati. Younger sister of Ganga and Mainaka. Wife of Shiva . Mother of Ganesha and Kartikeya

Maa Lakshmi
Wife of Vishnu . Daughter of Sindhu . Mother of Kamdev and others . Consider Ganga as her sister

Maa Saraswati
Wife of Brahma (Google say this I don't know) mother of Narad . Consider Ganga as her sister

Prabhu Mahadev
Husband of Parvati . Father of Kartikeya and Ganesha . Ganga's sakha.

Prabhu Vishnu
Husband of Lakshmi . Father of Kamdev and others . Ganga's sakha

Prabhu Brahma
Husband of Saraswati . Father of Narad .