I'll always consider my marriage a success, says Dax Shepard Dax Shepard won't ever regret his marriage to Kristen Bell, even if they break-up. 8 September 2025 Dax Shepard will always consider his marriage to Kristen Bell to be a success - even if they split up. Dax Shepard and Kristen Bell have been married since 2013 The 50-year-old star has been married to Kristen since 2013 and he'll always consider their relationship to be a success, regardless of what the future holds for them.