Ryan \r-yan\ as a girl's name (also used as boy's name Ryan), is pronounced RY-ann. It is of Irish and Gaelic origin, and the meaning of Ryan is "king". Cross-gender use of the surname, probably influenced by Rhiannon. Ryanna is also a male surname in East Africa that means "a spoilt or favoured child". Actress Ryan Haddon.

Ryan has 17 variant forms: Rian, Riana, Riane, Riann, Rianna, Rianne, Riayn, Ryana, Ryane, Ryann, Ryanna, Ryanne, Rye, Ryen, Ryenne, Ryette and Rynn.

Baby names that sound like Ryan are Rhyan, Rayann, Rain, Rana, Rani, Rayana, Roana and Rowan.