ਭਾਈ ਮਰਦਾਨਾ; 6 February 1459 — 1534 was one of the first Sikhs and longtime companion of Guru Nanak Dev, first in the line of gurus noted in Sikhism. Bhai Mardana was a Muslim by-birth who would accompany Guru Nanak Dev on his journeys and became one of his first disciples and followers, and converted to the newly established religion. Bhai Mardana was born to a Mirasi Muslim family, a couple, Badra and Lakkho, of Rai Bhoi di Talwandi, now Nankana Sahib of Pakistan. He was the seventh born, all other children had died at birth. He had very good knowledge of music and played rabāb when Guru Nanak sung Gurbani. Swami Haridas (teacher of Tansen) was the disciple of Bhai Mardana and learnt Classical Music from him.