Lohan and the Credit Suisse financier were first linked in 2020, and they got engaged in November 2021. In July 2022, Lohan revealed that she and Shammas were married.
"I am the luckiest woman in the world. You found me and knew that I wanted to find happiness and grace, all at the same time. I am stunned that you are my husband," she wrote on Instagram. "My life and my everything. ❤️every woman should feel like this everyday 🙏💖."