Ivar Bendixson 's otec byl Vilhelm Emanuel Bendixson, kteří se obchodníka, a jeho matka byla Tony Amelia Warburg. Ivar se narodil do rodiny střední třídy.
Ivar Bendixson's father was Vilhelm Emanuel Bendixson, who was a merchant, and his mother was Tony Amelia Warburg. Ivar was born into a middle class family.