Melissa Pam Gaston (née Ordway; born March 31, 1983) is an American actress and model. She has been featured in campaigns by a number of major brands including Skechers, Old Navy, David's Bridal, Anchor Blue and Tillys. She is best known for portraying Abby Newman on the CBS soap opera The Young and the Restless. May 2022 she was nominated for an Emmy for Best Supporting Actress in a Daytime Drama for her portrayal of Abby Newman on The Young and the Restless.