Mildren
Mildren is a given name, predominantly used as a feminine name. It is of English origin, derived from the Old English elements milde meaning "mild, gentle," and thryth meaning "strength, power." Thus, the name Mildren can be interpreted as meaning "mild strength" or "gentle power."
The name Mildren has been in use since the early 20th century, though it is not a particularly common name. Its usage peaked in the early to mid-20th century and has since declined in popularity. While primarily a feminine name, historically there have been rare instances of it being used as a masculine name, though this is extremely uncommon.
The name Mildren should not be confused with similar sounding names such as Mildred, which is of different origin and more common. The spelling is distinctive and contributes to its relatively unique status.