Mary Mandel: Biography, Marriage to Frankie Valli, and Family0

• Celebrities
• October 18, 2026

Mary Mandel is best known as the first wife of American singer Frankie Valli, the legendary lead vocalist of The Four Seasons. Her name appears in accounts of Valli’s personal life, particularly those covering his early years, marriage, and family. Although Frankie Valli became famous through his music, Mary Mandel has maintained a much lower