Gali Muddu Krishnama Naidu was born on 26 May 1947, in Venkatramapuram village of Chittoor District to G. Rama Naidu. He graduated with B.Sc and holds Masters Degree in arts along with law degree and is well known for his services as a teacher, which actually inspired him to join the Telugu Desam Party. He enjoyed the support of N. T. Rama Rao, the founder of Telugu Desam Party. He is married to Smt G. Saraswathi and has two sons and a daughter.
He also held the cabinet post in the Ministry for Education, Forest and Higher Education and has a record of being elected for 6 terms to the State Assembly, a record held by him from Puttur Constituency and one term from Nagari After De-limitation, Puttur constituency is dissolved and it is merged with Nagari. Apart from being a teacher he is also an agriculturist and has a special interest in book-reading.
After some differences with the Telugu Desam party, he moved out of that party and contested on Indian National Congress ticket and won the election in 2004. The state of his relations with the congress too forced him to resign from that party and join his mother party Telugu Desam party in 2008 and elected to Andhra Pradesh Assembly on 2009.