A bicycle operating device is provided with a first operating unit, a second operating unit and a connecting member. The first operating unit includes a clamp portion for attaching the bicycle operating device to a bicycle and a first operating member. The second operating unit includes a housing and a second operating member. The connecting member includes a first portion detachably coupled to an outwardly facing surface of the clamp portion and a second portion coupled to the second operating unit. The first portion includes a retaining part with an outwardly facing surface that faces an inwardly facing surface of the clamp portion when the connecting member is attached to the clamp portion.