Jerlean is of American origin, derived from the French name Gérard, which means "strong spear". It gained popularity in the United States during the mid-20th century. The name Jerlean has a unique and distinctive sound, making it stand out among more common names. It consists of five letters with a soft 'j' sound at the beginning, followed by two syllables: 'er' and 'lean'. This gives the name a smooth flow when spoken aloud. In terms of its written form, Jerlean is typically spelled with all lowercase letters or with an initial capital 'J', depending on the context. However, it is not commonly found in other languages or cultures outside of the United States.
The name Jerlean experienced significant fluctuations in popularity throughout the period from 1914 to 1964, with a total of 683 babies named Jerlean born during this time. The highest number of births occurred in 1942 and 1943, with 24 and 26 births respectively, suggesting that these years were particularly popular for the name Jerlean. However, there were also several years with only a single-digit number of births, indicating that the name was not consistently favored throughout this period.