The "Oprah's Next Chapter" special will feature interviews with Bobbi Kristina, Whitney Houston's sister-in-law and manager, Patricia Houston, and the late singer's brother, Gary.
Whitney Houston was found dead in a hotel bathtub in California last month. She was 48 years old.
No official cause of death has been made public.
The interview will be broadcast on the Oprah Winfrey Network Sunday, March 11.