Kunti was his mother.
Yudhistir
Kounthey = Son of Kunti. Kunti has 6 Sons (Karna, Yudistara, Bheema, Arjuna, Nakula, Sahadeva)
Kunti was 30yrs old when her husband pandu died
Sahdeo was the youngest son of Kunti Pandu had two wives. One Kunti another Maadri. (Karna), Dharmaraya, Bhema, Arjuna were born to Kunti Nakula and Sahadeva were born to Maadri Arjun was the youngest son of Kunti.
Balarama
"Son of Kunti" is an epithet for Arjuna in the Mahabharata and Bhagavad Gita. His son is named Abhimanyu. Abhimanyu is also called Saubhadra, meaning "son of Subhadra." Subhadra is Arjuna's wife and Krishna's sister. He was killed in the Bharata war.
In the epic Mahabharata, Lord Krishna advised Yudhishtra, the eldest of the Pandavas to observe the Raksha Bandhan ritual to ward off untoward incidents and impending evils. During the battle of Mahabharata, Queen Kunti tied a raksha on her grandson Abhimanyu to protect him in battle.
Shalya was king of Madra, Brother of Maadri. Maadri was the second wife of Pandu. Pandu was father of Pandavas. Pandu's first wife was Kunti.
The father of Karna, the warrior from the Indian epic Mahabharata, is Surya, the sun god. Karna was born to Kunti and was adopted and raised by a charioteer.
6 sons karna dharmaraj bheemsen arjun nakul and sahadeva
Krishna dad(Vasudeva) was the brother of Kunti. That way for Krishna Kunti is an aunt.