Lynnett \l(y)-nne-tt\ as a girl's name is a variant of Lynn (English). See for meaning of Lynnett.
The baby name Lynnett sounds like Lynnette, Lynnet and Lynett. Other similar baby names are Annett, Lynette, Jinnett, Lynne, Linnette, Linnet, Lynnea, Lunneta, Lynetta and Linett.