The name Wenni has no documented meaning in the sources checked.
Gentle
Cute
Gold, Brown, Black, Cream
Any Size
Girl
English
W
5 Letters
Wendy, Winni, Wynn
Feminine form of Adil, an Arabic name
Russian, ukrainian, bosnian, finnish and georgian form of alice
Means "grace" in Igbo; also the feminine form of Amaro