Digvijaysinhji Ranjitsinhji Jadeja  (18 thang 9 nam 1895 – 3 thang 2 nam 1966) la vi vuong cong Jam Sahib cua Nawanagar tu 1933 toi 1948, ke nghiep bac minh, tuyen thu cricket Ranjitsinhji.
Ong sinh ra o Sarodar va sau đo tot nghiep đai hoc Rajkumar o Rajkot va sau đo tai đai hoc Malvern o Luan Đon. Ong tung la Trung tuong Quan đoi Anh trong hai thap ky, va đa tung chi huy luc luong Vien chinh Ai Cap va luc luong mat đat Warizistan. Ong roi quan ngu nam 1931, nhung van nhan đuoc phong cap danh du cho toi nam 1947 khi Anh roi An Đo.


Maharaja Jam Sahib Ong tro thanh Maharaja vao nam 1933 khi bac ong qua đoi. Tuy la Maharaja, ong van giu thu vui choi cricket, tro thanh chu tich Hiep hoi Cricket An Đo thuoc Anh va co nhung tour du đau o An Đo va Ceylon. Trong Chien tranh the gioi thu hai, ong la mot thanh vien cua Cuc Chien tranh Đe che. Ong la Chu tich Hoi cac Hoang tu cua An Đo tu 1933 toi 1934.
Ong co gia đinh voi Maharajkumari Baiji Raj Shri Kanchan Kunverba Sahiba (1910–1994), con gai thu hai cua Maharajadhiraj Maharao Sri Sir Sarup Ram Singhji Bahadur, vi Maharao cua Sirohi.


Nguoi ti nan Ba Lan, nhung nam thang cuoi đoi Khi The chien II no ra, Ba Lan bi ca Đuc Quoc Xa va Lien Xo xam luoc va chiem đong, dan đen viec nhieu nguoi Ba Lan chay ti nan. Nhieu đua tre trong so đo khong biet minh o đau, nen vi Maharaja vao nam 1942 đa quyet đinh mo cua đon nhung đua tre ti nan Ba Lan sang An Đo. Nam 1942, ong cho lap trai ti nan Jamnagar-Bamchadi đe đon nhung đua tre Ba Lan ti nan khoi su ap buc va tra tan cua Lien Xo. No ton tai cho toi khi het The chien II, khi nhung đua tre đuoc chuyen toi Valivade thuoc Kolhapur. Trai nay ngay nay la mot khu to hop lop hoc cua truong Sainik. Nho co su giup đo cua ong, nhieu đua tre đa an toan va đa đuoc bao ve. Cau chuyen nay van la bieu tuong cao đep va tinh nghia trong quan he An Đo – Ba Lan.
Đe tri an cho nhung hanh đong cua Digvijaysinhji, truong Jamsaheb Digvijay Singh Jadeja o Warszawa đuoc xay dung. Nam 2016, 50 nam sau khi ong mat, Sejm cua Cong hoa Ba Lan cong nhan ong la mot trong nhung nguoi đa cuu giup va bao ve nhung đua tre Ba Lan ti nan trong The chien II.
Mot bo phim tai lieu "Tieu Ba Lan o An Đo" đuoc cong tac boi ca chinh phu Ba Lan va An Đo đe tri an toi Digvijaysinhji.
Ong la mot trong nhung nguoi ky ket ban tuyen bo đoc lap khoi Anh cua An Đo vao nam 1947. Ong sap nhap Nawanagar va Hop chung quoc Kathiawar voi tu cach Rajpramukh cho toi nam 1956.
Ong cung kha noi bat trong hoat đong cua Hoi Quoc Lien va co đong gop trong Chien tranh Trieu Tien ve van đe hoa giai dan toc.
Nam 1966, ong qua đoi o Bombay, tho 70 tuoi. Con ong, Shatrusalyasinhji, ke nghiep ong.


Tuoc hieu 1895–1913: Rajkumar Sri Digvijaysinhji Jawansinhji Jadeja
1913–1919: Yuvaraja Sri Divijaysinhji Ranjitsinhji Jadeja
1919–1921: Thieu uy Yuvaraja Sri Divijaysinhji Ranjitsinhji Jadeja
1921–1929: Trung uy Yuvaraja Sri Divijaysinhji Ranjitsinhji Jadeja
1929–1933: Đai uy Yuvaraja Sri Divijaysinhji Ranjitsinhji Jadeja
1933–1935: Đai uy Hoang than Maharaja Jam Sri Digvijaysinhji Ranjitsinhji Jadeja, Maharaja Jam Sahib cua Nawanagar
1935–1936: Đai uy Hoang than Maharaja Jam Sri Sir Digvijaysinhji Ranjitsinhji Jadeja, Maharaja Jam Sahib cua Nawanagar, KCSI
15 thang 2–23 thang 9 nam 1936: Đai hoang than Maharaja Jam Sri Sir Digvijaysinhji Ranjitsinhji Jadeja, Maharaja Jam Sahib cua Nawanagar, KCSI
23 thang 9 nam 1936–1939: Trung ta Hoang than Maharaja Jam Sri Sir Digvijaysinhji Ranjitsinhji Jadeja, Maharaja Jam Sahib cua Nawanagar, KCSI
1939–1942: Trung ta Hoang than Maharaja Jam Sri Sir Digvijaysinhji Ranjitsinhji Jadeja, Maharaja Jam Sahib cua Nawanagar, GCIE, KCSI
1942–1947: Thuong ta Hoang than Maharaja Jam Sri Sir Digvijaysinhji Ranjitsinhji Jadeja, Maharaja Jam Sahib cua Nawanagar, GCIE, KCSI
1947–1966: Trung tuong Hoang than Maharaja Jam Sri Sir Digvijaysinhji Ranjitsinhji Jadeja, Maharaja Jam Sahib cua Nawanagar, GCSI, GCIE


Khen thuong (phu hieu ruy bang)
   
   
   

India General Service Medal w/ Wazirstan Clasp-1924
King George V Silver Jubilee Medal-1935
King George VI Coronation Medal-1937
Knight Grand Commander of the Order of the Indian Empire (GCIE)-1939
1939-1945 Star-1945
Africa Star-1945
Pacific Star-1945
War Medal 1939-1945-1945
Knight Grand Commander of the Order of the Star of India (GCSI)-1947 (KCSI-1935)
India Service Medal-1945
Indian Independence Medal-1947
Commander's Cross of the Order of Merit of the Republic of Poland (posthumous) – 2011


Tham khao Nguon CricketArchive: Digvijaysinhji
The Maharaja Who Saved Hundreds of Polish Orphans