Ivar August Heikel (16 January 1861 – 8 October 1952) was a Finnish philologist and intellectual historian.

[1] He was also the cousin of gymnastics teacher Viktor, educator Anna, banker and politician Felix, and ethnographer Axel Heikel[2][3] as well as maternal grandfather to sociologist Erik Allardt.

He developed a particular interest in early Christian scholar Eusebius of Caesarea.

[5] He was a member of the clergy (see: Estates of the Realm) as a representative of the university at the last two Diets of Finland.

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