Cymphonique Marie Miller (born August 1, 1996 in Los Angeles, CA), known professionally as Cymphonique, is an African-American actress and singer. She is the daughter of Percy Robert Miller (Master P) and the sister of Romeo Miller (Lil' Romeo).
On Nickelodeon, she voiced Krystal on Winx Club and sang the theme song for the four Winx Club TV specials. She also starred as Kacey Simon in How to Rock.