Nicole DiMera (born Mendez, née Walker, formerly Roberts and Kiriakis) is a fictional character on the NBC soap opera Days of our Lives, portrayed by Arianne Zucker from February 27, 1998 to February 8, 2006 and April 2, 2008 to present. She is the only daughter of Fay Walker, and Paul Mendez. Zucker was nominated for Daytime Emmy Award for Outstanding Supporting Actress for the role in 2010.