Gender: Feminine
Origin: Estonian
Meaning: “branta; branta goose; black goose.”
(LAHG-le)

The name comes directly from the Estonian word for the branta goose.

The designated name-day is April 28.

Sources

1. http://www.behindthename.com/name/lagle
2. http://aare.pri.ee/dictionary.html?query=lagle&lang=ee&meth=part&switch=en&otsi=search