The 8-year-old will star in the theater production of 'Seussical Jr.' in West Virginia.
The former couple was married from 2014 to 2018 and have an 8-year-old son, Josey.
Dorsey talks to ET about his new role on 'Magnum P.I.' and his son's ambitions.
The late actress would have turned 36 on Thursday.
Rivera died in July 2020 during a tragic drowning accident.
'My baby boy is really a big boy now,' proud dad Ryan Dorsey posted along with a few graduation pics.
Rivera tragically drowned at Lake Piru in Ventura County, California, in July 2020.
In a statement provided to 'People,' Dorsey shared how proud he knows Rivera would be of their 6-year-old son, Josey.
The late actress' son, Josey, is 6 years old.
The 5-year-old is already following in the late 'Glee' star's musical footsteps.
The actor posted a heartfelt message remembering the 'Glee' star on the one-year-anniversary of when she was laid to rest.
Dorsey shared a sweet father-son photo and expressed how 'proud' he was of his 5-year-old son.
ET's Kevin Frazier sits down with George Rivera to talk about his late daughter's legacy nearly a year after her tragic death.
Naya's younger sister moved in with the late actress' ex-husband to take care of her nephew, Josey.