{{wiktionary|Iwo|iwo}} '''Iwo''' or '''IWO''' may refer to:

{{tocright}} ==People== * Iwo Byczewski (born 1948), Polish diplomat * Iwo Dölling (1923–2019), Swedish diplomat * Iwo Gall (1890–1959), Polish theater director, stage designer, and pedagogue * Iwo Kaczmarski (born 2004), Polish footballer * Iwo Lominski (1905–1968), Polish-born microbiologist * Iwo Odrowąż (died 1229), medieval Polish humanist, statesman, and bishop * Iwo Cyprian Pogonowski (1921–2016), Polish-born polymath and inventor * Iwo Zaniewski (born 1956), Polish painter, photographer, director, and artistic director

== Places == * Iwo Islands, another name for the Volcano Islands of Japan, of which Iwo Jima is one **Iwo Jima, a small island in Japan, site of the Battle of Iwo Jima during World War II * Iwo Kingdom, a traditional state based on the city of Iwo in Osun State, Nigeria ** Iwo, Osun, a city in the Nigerian state of Osun

== Other uses == *IWO, the International Workers Order, a pro-Communist fraternal organization and insurance company

== See also == * Ivo

{{disambiguation|geo|given name}}