Iwo

Iwo or IWO may refer to:

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