They were: Rukmini, Satyabhama, Jambavati, Nagnajiti, Kalindi, Mitravinda, Bhadra, and Lakshmana.
1. Rukmini: Rukmini, the chief queen, was in love with Krishna. Rukmini’s brother Rukmi fixed her marriage with his friend Shishupala. Rukmini sends a message to Krishna to rescue her. Krishna abducts Rukmini while her marriage preparations are going on. Krishna’s army commanded by his brother Balarama defeats Rukmi and the other kings, who follow Krishna and Rukmini.
2. Satyabhama: Satyabhama, the second wife, is considered the aspect of the earth goddess Bhudevi and Vishnu’s second wife. Through severe meditation and penance, Satyabhama sought shelter in Lord Vishnu’s abode i.e. Vekuntha. Impressed by her extreme devotion, love, and care, Lord Vishnu granted her the boon of becoming his wife in his next incarnation.
3. Jambavati: Father of Jambavati, Jambavan – the devotee of Rama surrenders to Krishna and gifts his daughter to Krishna.
4. Kalindi: She was the well-keeper of River Yamuna & daughter of the Deity Sun. She went into a deep trance to fulfill her desire of marrying Lord Vishnu. Krishna fulfilled her desire to see her true devotion.
5. Mitravinda: Mitravinda is described as the daughter of King Jayasena of the kingdom of Avanti, by his wife Rajadhidevi, the sister of Krishna’s father Vasudeva. She is thus a first cousin of Krishna, the daughter of his father’s sister.
6. Nagnajiti: She was the daughter of King Nagnajita, of Kosala. Krishna competed in the swayamvara arranged by her father, and as per set rules he brought under control seven ferocious bulls by putting a noose around each of them and thus won Nagnajiti as his wife.
7. Bhadra: Bhadra is a god of the hunt and one of Shiva’s Gana. The eighth queen of Lord Krishna was Bhadra, the daughter of King Bhadrasen. It is also an epithet of Mount Meru.
8. Lakshana: The Bhagavata Purana mentions Lakshana, who is endowed with good qualities, as the daughter of an unnamed ruler of the kingdom of Madra.