Entertainment / Heidi Klum Heidi Klum to Wed Musician Boyfriend Auf wiedersehen single life! By Newser Editors and Wire Services Posted Dec 24, 2018 5:15 PM CST Copied Heidi Klum, left, and musician Tom Kaulitz pose for photographers upon arrival at the amfAR, Cinema Against AIDS, benefit. (Photo by Arthur Mola/Invision/AP, File) Supermodel Heidi Klum is engaged to her musician boyfriend. The 45-year-old German model announced her engagement to Tokio Hotel guitarist Tom Kaulitz in an Instagram post on Monday. She has been dating the 29-year-old Kaulitz for nearly a year. The post featured a black-and-white photo of the couple, with Klum showing her diamond ring and writing, "I SAID YES." She went public in May about her relationship with Kaulitz. Klum, a judge on America's Got Talent, has three children from her marriage to Seal. (Meg Ryan also got engaged to her musician beau this year.) Report an error