World Trade Center Seoul (WTC Seoul; Korean: 한국종합무역센터; Hanja: 韓國綜合貿易센터) is a building complex centered on the COEX Convention & Exhibition Center (Coex) on Teheranno in Samseong-dong, Gangnam-gu district of Seoul.

It is operated by Korea International Trade Association.

The 836-meter (914-yard) section of sidewalk along Yeongdong Boulevard from exit No.5 of Samseong Station on Seoul Subway Line 2, outside Convention & Exhibition Center and ASEM Tower is designated as a smoke-free zone by the Seoul Metropolitan Government.

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