Who was Lassies first owner on the classic 1954 CBS drama Lassie?

Lassie's first owner on the classic 1954 CBS drama *Lassie* was Timmy Martin, played by Jon Provost.

Timmy and his family, the Martins, owned Lassie throughout the show's initial run. While Lassie sometimes had to venture away from the Martins to find her way back to them, Timmy was always her primary companion and the focus of her unwavering loyalty.