From Welsh glân + da meaning 'clean, holy' and 'good.'
Glenda is a name of Welsh origin, most likely a compound of *glan* (meaning clean, pure, or holy) and *da* (meaning good), yielding an overall sense of "pure goodness" or "fair and good." Some etymologists also connect it to *glyn* (valley) blended with the feminine suffix, placing it in the tradition of Welsh landscape names. It emerged as a given name in the twentieth century, part of a broader Anglo-Welsh naming fashion that drew on Celtic roots.
The name's most celebrated bearer is undoubtedly Glenda Jackson, the English actress who won two Academy Awards — for *Women in Love* (1970) and *A Touch of Class* (1973) — before pivoting entirely to a career in politics as a Labour Member of Parliament. Jackson embodied an intellectual intensity that gave the name a certain fierce, independent edge in the cultural imagination. Glenda Farrell, the rapid-talking wisecracking actress of 1930s Hollywood, was an earlier prominent bearer who brought a different kind of energy to the name.
Glenda was most popular in the English-speaking world during the mid-twentieth century, particularly the 1940s through 1960s, when names with Welsh or Celtic flavor were fashionable in Britain and Australia. It has since become rarer among newborns, lending it the nostalgic warmth of a vintage find. For parents drawn to short, strong names with Celtic heritage and an honorable list of bearers, Glenda has an appealing combination of simplicity and character.