An eye gaze detection apparatus comprising: a plurality of illuminators each including a light source (103a, 103b) for emitting light and disposed symmetrically with respect to a predetermined position; an illumination controller; a plurality of imaging units (102a,102b) each disposed at an inner or outer position with respect to the plurality of illuminators (103a, 103b); a position detector configured to detect, based on images of an eyeball of a subject, a first position (407, 611) indicating a pupil center and a second position (612, 812) indicating a corneal reflection center each image being captured by one of the imaging units (102a, 102b) with the light emitted by one of the illuminators (103a, 103b); and a calculator configured to calculate a fourth position (410, 505, 615) indicating a corneal curvature center, based on the predetermined position, a third position on a display, the first position (407, 611), and the second position (612, 812), wherein the illumination controller is configured to control the plurality of illuminators (103a, 103b) individually such that each illuminator is lit at a different timing, and the position detector is further configured to detect the first position (407, 611) and the second position (612, 812) based on: one image captured by one imaging unit disposed at a more distant position than another imaging unit among the plurality of imaging units (102a, 102b) from a first illuminator when the light is emitted by the first illuminator among the plurality of illuminators (103a, 103b); and another image captured by another imaging unit than the one imaging unit, the another imaging unit being disposed at a more distant position than the one imaging unit among the plurality of imaging units (102a, 102b) from a second illuminator when the light is emitted by the second illuminator among the plurality of illuminators (103a, 103b). a plurality of illuminators each including a light source (103a, 103b) for emitting light and disposed symmetrically with respect to a predetermined position; an illumination controller; a plurality of imaging units (102a,102b) each disposed at an inner or outer position with respect to the plurality of illuminators (103a, 103b); a position detector configured to detect, based on images of an eyeball of a subject, a first position (407, 611) indicating a pupil center and a second position (612, 812) indicating a corneal reflection center each image being captured by one of the imaging units (102a, 102b) with the light emitted by one of the illuminators (103a, 103b); and a calculator configured to calculate a fourth position (410, 505, 615) indicating a corneal curvature center, based on the predetermined position, a third position on a display, the first position (407, 611), and the second position (612, 812), wherein the illumination controller is configured to control the plurality of illuminators (103a, 103b) individually such that each illuminator is lit at a different timing, and the position detector is further configured to detect the first position (407, 611) and the second position (612, 812) based on: one image captured by one imaging unit disposed at a more distant position than another imaging unit among the plurality of imaging units (102a, 102b) from a first illuminator when the light is emitted by the first illuminator among the plurality of illuminators (103a, 103b); and another image captured by another imaging unit than the one imaging unit, the another imaging unit being disposed at a more distant position than the one imaging unit among the plurality of imaging units (102a, 102b) from a second illuminator when the light is emitted by the second illuminator among the plurality of illuminators (103a, 103b). one image captured by one imaging unit disposed at a more distant position than another imaging unit among the plurality of imaging units (102a, 102b) from a first illuminator when the light is emitted by the first illuminator among the plurality of illuminators (103a, 103b); and another image captured by another imaging unit than the one imaging unit, the another imaging unit being disposed at a more distant position than the one imaging unit among the plurality of imaging units (102a, 102b) from a second illuminator when the light is emitted by the second illuminator among the plurality of illuminators (103a, 103b).