Thomas N. Sammons (February 7, 1863 – October 15, 1935) was an American diplomat who served for many years in Korea, Japan and China before retiring as United States Consul General to Australia.

From 1898 to 1905 he worked as a private secretary to United States Senator Addison G. Foster of Washington.

[3] In 1905, Sammons was appointed United States Consul-General in Manchuria, China, being first assigned to Niuzhuang (now Yingkou) and then Mukden (now Shenyang) and Andong (now Dandong).

Sammons was appointed United States Consul General in Shanghai, serving from 1914 to 1919 when he was transferred to be US consul-general in Melbourne, the then capital of Australia.

[4] In 1921, he was slated to become United States Minister to China, but the appointment did not proceed.