International Council of Onomastic Sciences

International Council of Onomastic Sciences
logo of ICOS
Established1949
ChairStaffan Nyström (2025)
Websitehttp://www.icosweb.net

The International Council of Onomastic Sciences (ICOS) is an international academic organization of scholars with a special interest in onomastics, the scientific study of names (e.g. place-names, personal names, and proper names of all other kinds). The official languages of ICOS are English, French, and German.