Dr. Dwarakanath Shantaram Kotnis (10 October 1910 in India – 9 December 1942), also known by his Chinese name Ke Dihua (Chinese: 柯棣华; pinyin: Kē Dìhuá), was one of the five Indian physicians dispatched to China to provide medical assistance during the Second Sino-Japanese War in 1938. Known for his dedication and perseverance, he has been regarded as an example for Sino-Indian friendship and collaboration. Died in China war field at the young age of 32 years, Dr. Kotnis is true international spirit.