What does Rian mean?
Rian /ri-an/ [2 sylls.] as a boys' name (also used as girls' name Rian). Rian's root is Gaelic, and Rian means "king". Rian is an alternate spelling, with the prefix Ri-, of Ryan (Gaelic): also possibly (Gaelic) "water".
How popular is Rian?
Rian is a rare given name for males but a very popular surname for all people (#62577 out of 150436, Top 42%). (2000 U.S. Census)
Shown below is the birth name popularity of Rian for boys. Rian reached its peak position of #33 in Ireland in 2012, and is currently at #37. (Top 100 Baby Names Records, 2013)
Below is a graphed analysis of the popularity of the boy name Rian and corresponding names. Prominent variation forms of Rian are Ryan (#37 last year) and Ryne. Variants like Rion are seldom used. These boy names reached the peak of their popularity in 1990 (usage of 0.4543%) and are now much less popular (usage 0.321%, ▼29.3%), with the version Ryne becoming less in vogue. Ryan (#37) is the most chic name for newborns among these. (Top 1000 Baby Names Records, 2014)
Rian is pronounced similarly to Rain, Rane, Ren, Roan, Roane, Ron▼, Ronn, Rowan▲ and Royan. Other recommended similar baby names are Cian, Eian, Gian, Jian, Kian▲, Ram and Rohan▲. These names tend to be more commonly used than Rian.