Tiffany Grinstead is vice president of Personal Lines Marketing, Offerings, and Insights at Nationwide, where she leads differentiated offerings, customer insights and integrated marketing for Protector consumers and the agents who advise them. She shapes future solutions and go-to-market strategies across auto, home and specialty lines, advancing smart prevention and predict-and-prevent approaches that deliver personalized protection and support sustainable growth through intermediaries. 

A 28-year Nationwide associate, Tiffany has held leadership roles across property and casualty and financial services, including senior marketing positions in Nationwide Property and Casualty and Nationwide Financial including life insurance, annuities, mutual funds and retirement plans. Within Personal Lines, she helped define the Protector segment and has guided strategies to attract and retain these customers, while strengthening Nationwide’s distinction with agencies. 

Known for insight-led marketing, segmentation leadership and collaboration, Tiffany is a frequent speaker and writer on customer-centric growth, the evolving role of intermediaries and building high-performing teams. She is a graduate of The Ohio State University. She was named to Ragan’s Top Women in Marketing Awards Class of 2025. She lives in Columbus, Ohio, and is active in community service and public education advocacy.