Riley \r(i)-ley\ as a girl's name (also used as boy's name Riley), is pronounced RY-lee. It is of Irish and Gaelic origin, and the meaning of Riley is "courageous". Variant of O'Reilly. Lately adopted for girls and boys.
Riley has 6 variant forms: Reilley, Reilly, Rilee, Rileigh, Rylee and Ryley.
Baby names that sound like Riley are Raley and Railey.