Gender: Feminine
Origin: Estonian
Meaning: “lilac”
(SEE-re-lee)
The name is possibly derived from the Estonian word sirel meaning, “lilac.”
It has also been connected to the Estonian, Sirje.
Other forms of the name include: Sirelin, Sirle and Sirli.
The designated name-day is June 1.
Sources
Another nice botanical inspired name I was unaware of!