Ayilyam Thirunal
Sir Sri Ayilyam Thirunal Rama Varma IV (14 March 1832 – 30 May 1880) was the Maharaja of Travancore from 1860 to 1880. His reign was highly successful, with Travancore, gaining the appellation of "model state of India", with such celebrated administrators as Raja Sir T. Madhava Rao and Sir A. Seshayya Sastri serving him as Diwans.