People
* Idar Andersen (born 1999), Norwegian road racing cyclist * Idar Kreutzer (born 1962), Norwegian businessperson * Idar Kristiansen (1932–1985), Norwegian poet, novelist, short story writer and non-fiction writer * Idar Lind (born 1954), Norwegian novelist, crime fiction writer, songwriter and playwright * Idar Lysgård (born 1994), Norwegian football player * Idar Mathiassen (born 1976), Norwegian football player * Idar Norstrand (1915–1986), Norwegian civil servant and politician * Idar D. Rimestad * Idar Ulstein (1934–2012), Norwegian businessperson * Idar of Circassia, Circassian ruler of the Caucasus * Jovita Idar (1885–1946), American journalist and civil rights activistPlaces
* Idar, Gujarat, India ** History of Idar * Idar Forest, Germany * Idar State, India *Other
* Battles of Idar {{dab, geo, surname