Disclosed is a horseback riding animal and article carrier attachable to a horse saddle. The device comprises a housing having upstanding sidewalls, a plurality of securement straps and an elastic contact pad. The housing is an open enclosure having upstanding sidewalls, a base and an open upper to support a pet or a plurality of personal items therein. Along the underside of the base and extended along a forward side of the housing is a contact pad that bears against a horse croup and the backside of a horse saddle cantle. An upstanding, horizontal and diagonal strap are provided along the sides of the housing connect to a saddle strap connectable to a saddle girth along both sides of the horse. The straps are length adjustable to tension the straps and draw the housing toward the horse and the saddle during use.