Ian Ziering has started dating again following his split from estranged wife Erin Ludwig, Us Weekly can exclusively reveal.A source tells Us that the BH90210 alum, 56, is currently a member of the celebrity dating app Raya. His arrival on the service comes seven months after Ziering announced his separation from Ludwig via Instagram.“It is with a heavy heart that I tell you Erin and I are splitting up,” he wrote in October 2019.