Optical connector apparatus, optical cable apparatus, and optical interconnect apparatus

Provided is a technology of achieving an optical interconnect apparatus and an optical connector apparatus, which have low cost and excellent maintainability and replaceability. An optical connector apparatus (20) provided in an optical interconnect apparatus (1) has: a lens structural body (21), which constitutes an optical path between an optical element (25) and an optical fiber section (33), and which has a recessed section (26), and an optical fiber connecting section (23) to which an end portion of the optical fiber section (33) is connected; wiring (22), which is formed on the lens structural body (21), and which is electrically connected to the optical element (25) and to wiring (12) of an external package board (11); and the optical element (25), which is mounted in the recessed section (26) of the lens structural body (21), and which has the center thereof aligned with an optical axis of the optical path of the lens structural body (21) when being mounted.