Saphan Sung (Thai: สะพานสูง, pronounced [sā.pʰāːn sǔːŋ]) is one of the 50 districts (khet) of Bangkok, Thailand.

Located on the eastern part of the capital, it is bounded by other Bangkok districts (from north clockwise): Khan Na Yao, Min Buri, Lat Krabang, Prawet, Suan Luang, Bang Kapi, and Bueng Kum.

Most part of Saphan Sung district are low density residential area.

Saphan Sung was separated from Bueng Kum on 14 October 1997 announcement, effective 21 November 1997, together with Khan Na Yao.

The District Council for Saphan Sung has seven members, who each serve four-year terms.