郑桓 游美同学录
郑豪
郑之蕃 

郑豪 字杰臣。年三十九岁。生于广东香山。父育堂。业儒。已婚。光緖十七年。自费游美。光緖三十年。毕业于旧金山内外科医学校。得医学士学位。光緖三十一年。回国。任南京中西医院主任医生。光緖三十二年。任广州军医学校教务长。光緖三十三年。充赴菲律宾万国医学会议代表。宣统元年。充赴挪威万国癞病防止会议代表。宣统二年。入奥京维也纳大学肄业。住址及通信处。广东省城大新街四号。

Cheng, Holt A.-Born in Hsiangshan, Kwangtung, 1878. Married. Arrived in America, 1891. Private support. M.D., College of Physicians and Surgeons, San Francisco, 1904. Returned to China, July, 1905. Chief Physician, Chung His Hospital, Nanking, 1905-6. Dean, Military Medical College, Canton, 1905-11. Delegate to the International Medical Conferenece, Manila, 1907; to the International Conference of Leprosy Prevention in Norway, 1909. Studied at the University of Vienna, Austria, 1910.