The name Reilyn experienced a notable increase in popularity between 2011 and 2015, with the highest number of births recorded in those years (8 in 2011, 9 in 2012, 15 in 2015). However, there were no recorded births for this name in the years 2004, 2010, and 2023. Overall, there have been a total of 182 births with the name Reilyn since 2003.