HH Major Shri Maharana Maharaja Ghanshyamsinhji Ajitsinhji, , was the 44th ruler of Kingdom of Jhalavad from 1911 to 1942. He was succeeded by his son Mayurdhwajsinhji alias Meghrajji III.
Ghanshyamsinhji was born on 31 May 1889 as the eldest son of HH Maharana Raj Sahib Ajitsinhji of Dhrangadhra and his first wife, Rani Sundar Kunwarba Jadeja. He received his education at Rajkumar College, Rajkot, Chircombe School, Bideford, United Services College, Westward Ho!, and Southsea, Hants. He served as the Major-General of the Dhrangadhra State Force in 1909, as Chief Directorate of the Dhrangadhra State Force, and as Commissioner of police from 1909 to 1911.
He ascended the gaddi soon after his father's death on 20 February 1911 at Amar Mahal, Jhalleshwara vat Palace, Dhrangadhra. He was promoted to a permanent salute of 13-guns (15-guns personal) together with the hereditary title of Maharaja on 1 January 1918. He attended the funeral of the King Emperor George V in London in 1936. He also built a maternity hospital, girls' middle school, and veterinary hospital, extended the railways, promoted the salt industry, and established the heavy chemical industry. He served as Hon Major in the 3rd Cavalry (Duke of Connaught's Own Lancers). He found the Sri Shaktimat Makhapraphulla, Order of Jhalavad Medal in 1933.
He was awarded Knight Commander of the Star of India (KCSI) on 1 January 1917 and Knight Grand Commander of the Order of the Indian Empire (GCIE) on 3 June 1922.
He died from diabetic coma, at Arsi Vilas, Dhrangadhra on 4 February 1942. He was succeeded by his son Mayurdhwajsinhji.
Ghanshaymsinhji had 5 wives and 15 children: 6 sons and 9 daughters.