Unisex nameCurrently #42 in the USFalling

Riley

RY-lee//ˈraɪli//

2 syllablesPeak year: 20085 lettersStarts with R

Meaning & origin

Courageous, valiant

Riley comes from the Irish surname Ó Raghallaigh, generally understood to mean 'courageous' or 'valiant'. Once used mainly for boys, it has become one of the most popular unisex names in the US and UK since the 1990s, now given slightly more often to girls.

Riley's popularity over time

Yearly US births named Riley, Social Security Administration data
YearBirths named Riley
188041
188147
188254
188345
188447
188558
188639
188746
188837
188944
189039
189128
189239
189336
189438
189549
189639
189744
189839
189935
190053
190130
190237
190329
190432
190534
190637
190740
190842
190949
191063
191147
191287
191397
1914101
1915142
1916166
1917139
1918174
1919194
1920166
1921160
1922163
1923179
1924168
1925165
1926179
1927162
1928168
1929169
1930167
1931137
1932131
1933153
1934156
1935156
1936156
1937145
1938141
1939139
1940150
1941179
1942162
1943176
1944171
1945139
1946166
1947192
1948179
1949170
1950152
1951151
1952170
1953164
1954166
1955130
1956134
1957147
1958115
1959113
1960107
1961102
1962112
196399
1964106
196579
196693
196773
196899
196979
197078
197196
197285
197397
197493
1975118
1976113
1977126
1978180
1979178
1980184
1981206
1982234
1983262
1984274
1985398
1986502
1987564
1988653
1989844
19901,052
19911,151
19921,491
19931,931
19942,344
19952,888
19963,543
19974,502
19984,890
19995,282
20005,973
20016,697
20027,865
20038,320
20049,092
20059,237
20069,452
20079,185
20089,904
20099,427
20109,192
20118,505
20127,723
20137,500
20147,244
20157,831
20168,887
20177,837
20187,479
20197,083
20206,706
20216,667
20226,505
20236,268
20246,211

Riley through the decades

  • Riley peaked in 2008, when 9,904 babies were named Riley in the US.
  • Over the last 10 years of data (2015–2024), use of Riley has fallen 18% compared to the 10 years before that.
  • Riley currently ranks #42 in the US and is cooling off.

Nicknames

Ry

Variants & spellings

RyleeRyleigh

Names like Riley

Similar-sounding names.

Sibling names for Riley

A different sound, a similar rhythm.