Jessica Seinfeld (/ˈsaɪnfɛld/; SYNE-feld, born Nina Danielle Sklar; September 12, 1971) is an American author and philanthropist. She has released four cookbooks about preparing food for families, and is the founder of Baby Buggy, a New York City-based charitable organization that provides essential items for families in need throughout New York City. She is the wife of comedian Jerry Seinfeld.