Nair was born in
Tirur,
Malabar District (in present day
Ponnani taluk,
Malappuram district,
Kerala, India) on 15 January 1868. He belongs to an affluent
Nair family of
North Kerala. His father Chingicham Veetil Sankaran Nair was a District Munsiff in the Judicial service at Tirur. Madhavan Nair's elder brother Sankaran Nair studied law and served as Deputy Collector while his sister Taravath Ammalu Amma was a Sanskrit and Malayalam scholar who wrote a book in Malayalam on the lives of the 63 Nayanmars. Nair was educated at the Government High School, Palghat. He was known for his academic proficiency and he passed his matriculation exam one year in advance. He graduated from the
Presidency College, Madras and joined
Madras Medical College. However, he did not complete his course in medicine moving to continues his studies at the
University of Edinburgh. He graduated from the University with an in
MBChB, and obtained his MD in 1896, with Sanskrit as the compulsory classical subject. He researched in
ENT diseases at Paris and returned to India in 1897. During his stay in the United Kingdom, he was a member of the Edinburgh Student's Representative Council, Secretary and later, President of the Edinburgh Indian Association, member of the Edinburgh University Liberal Association and University Union and one of the editors of Edinburgh University Liberal's magazine "The Student". Prior to his return to India, Nair spent some time in London where he served as Secretary and later Vice-President of London Indian Society which was led by
Dadabhai Naoroji. He also served as a member of the
British Medical Association,
the Royal Asiatic Society,
the National Liberal Club and
the Royal Society. == Public offices ==