Father Tian Shilian is the son-in-law of Lu Songnian, a new scholar in the late Qing Dynasty and a general of the Taiping Heavenly Kingdom. Tian Huan's brother Tian Tong (1879-193) was the backbone of the Revolution of 1911. Tian Huan joined the League when he was 16 years old in 198, and then took part in the Revolution of 1911 in Hubei. In 1914, he joined Sun Yat-sen's Chinese Revolutionary Party in Tokyo and served as Sun Yat-sen's attendant secretary until his death. Sun Yat-sen called Tian Tong "Mr. Datian" and Tian Huan "Mr. Oda". After liberation, Tian Huan was a famous calligrapher in China, serving as a librarian of literature and history research in Shanghai and a counselor in the counselor's office of Shanghai Municipal People's Government.