A convertible nursing bra, in an exemplary embodiment, having bra support cups releasable from straps to provide access and further including underlying support panels connected to the encircling strap or under wire support and remaining connected to the straps to provide continued support during nursing. Released portions of the cups are temporarily retained by auxiliary attachment devices on the encircling strap to reduce interference during nursing. The releasable cup-to-strap and/or cup-to-encircling strap connecting devices are easily managed for access, stowing and re-covering.