George Yeo Yong-Boon (Chinese: 杨荣文; pinyin: Yáng Róngwén; born 13 September 1954) is a Singaporean former politician and brigadier-general who served as Minister for Foreign Affairs between 2004 and 2011.
Yeo served in the Singapore Army and later Republic of Singapore Air Force (RSAF) between 1976 and 1988 and attained the rank of Brigadier-General. He also served as Chief of Staff – Air Staff between 1985 and 1986, and Director of Joint Operations and Planning at the Ministry of Defence (MINDEF) between 1986 and 1988.