Name Trinette Gender Feminine Usage Dutch (Rare), Flemish (Rare), Limburgish Pronounced Pron. tree-NET(Dutch, Flemish, Limburgish) tree-NET-tə(Dutch) Other Forms FormsTrienet, Trienette, Trinet Edit Status Status Meaning & History Dutch, Flemish and Limburgish short form of Catharina, which was created by combining its short form Trina with the French diminutive suffix -ette. In other words, you could say that the name is an attempted gallicization of Trina.