Shanae is a feminine given name primarily used in English-speaking and African American communities. The name is a modern combination of the popular phonetic elements sha and nay, a type of coinage that became fashionable in late 20th-century American naming.
Beyond its English coinage, Shanae has deeper roots as an Anglicization of the Irish name Sinéad (the Irish form of Jeanette), based on its modern Irish pronunciation. This alternative origin places the name within the vast network of European names derived from John or Jean via feminine suffixes. Many doublets exist: Ivanka, Jan, Janelle, Janet, Janey, Janine, Jeanette, Jeanie, Jeannette, Jeannine, Jen, Jenna, Jenny, Jessie, Jo, Jody, Juanita, Sinead, and Vanna. Pronounced /ʃəˈneɪ/ (sha-NAY), it is often spelled and used interchangeably with Shanae, Shana, or Shanna.
Sources: Wiktionary — Shanae