Wilma
[ˈwɪlmə]Meaning
short form of wilhelmina
Background Story
Wilma is a short form of Wilhelmina. German settlers introduced it to America in the 19th century. It is used in Croatian, Czech, Danish, Finnish, French, Hungarian, Latvian, Lithuanian, Medieval English, Norwegian, Scottish and Slovak, and in Finnish it is an archaic spelling of Vilma.

Related Names
Wanda
Possibly from a Germanic name meaning "a Wend", a Slavic people of eastern Germany
Wella
In Ghomara, from Moroccan Arabic walla, from Arabic wa ʔallā, "and except".
Wilda
Meaning uncertain, perhaps from a German surname or the English word wild
Willa
Feminine form of William
Willma
No documented meaning in the sources checked
Witta
A variant of the name Wita, which means 'battle' or 'war' in Old High German.
Freda
Short form of names ending in -freda or -fred, such as Winifred or Alfreda
Gerda
A name of Scandinavian origin meaning 'defender' or 'strength'.
Heddy
A Scandinavian feminine given name
Heida
German diminutive of adelheid