Sri.S. Ramakrishnan  is the founder president of Amar Seva Sangam, Ayikudi, Tamil Nadu, India.[1] He is known for his contributions to the field of rehabilitation for persons with disabilities. Ramakrishnan was awarded the civilian honour, Padma Shri, by Government of India for the year 2020.

Awards	Amazing Indians Award 2016, Dr.Mary Verghese award for excellence in Empowering Ability 2012, IBN7 Lifetime Achievement award 2007, Padma Shri 2020.