Did Krishna Marry His Cousin?

She was the daughter of King Dhrishtaketu and his wife Shrutakirti, the sister of Kunti and the sister (or cousin) of Vasudeva (Krishna's father) and thus Krishna's cousin. Bhadra's five brothers headed by the eldest prince Santardana married Bhadra to Krishna.

Why Krishna married his cousin?

Her brothers wished her to marry off to Duryodhana which would have forged alliance between Avanti and Kuru empire and gained support from the Kingdoms of Vidarbha and Magadha. She refused to this and secretly expressed about her love for Krishna to her cousin Balarama.

Is it allowed to marry your cousin in Hinduism?

The Hindu Marriage Act makes cousin marriage illegal for Hindus with the exception of marriages permitted by regional custom.