Meaning and name origin
Leianne \le(ian)-ne\ as a girl's name is of English origin. Leianne is a variant of Leanna (English): possibly derived from an Irish Gaelic form of Helen; most likely a blend of Lee and Anna. A birth name that is not commonly used.
Leianne is not a popular first name for females and an equally uncommon surname or last name for all people (Source: 2000 U.S. Population Census).
Displayed below is a comparison of the popularity of the girl name Leianne and its variant forms. Popular variation forms ranked in the Top 1000/100 are Leanna (#725), Leeann, Leanne and Leann. (Source: 2014 Birth Name Statistics).
Leianne is also pronounced similarly to Leeahnne, Liahne, Liane, Liann, Louanne and Luanne▼. Other suggested similar baby names are Leiana, Lewanna and Lianna. These names tend to be more commonly used than Leianne.