Who was Guru Amar Das Ji's brother and sister?

Guru Amar Das Ji's brother was Baba Ram Das and his sister was Bibi Bhani. Baba Ram Das supported Guru Amar Das in his spiritual endeavors, while Bibi Bhani played a significant role in the early Sikh community and was married to Guru Ram Das Ji, the fourth Sikh Guru. Together, they contributed to the growth of Sikhism during Guru Amar Das Ji's leadership.