Diana is a Ugandan by birth to Fred Magala and Rosemary Nanteza, a second born of 5 children in Kampala.
After completing secondary education, she did a diploma in journalism and mass communication at Kampala University.
Diana started her movie career earlier while at primary by participating in school dramas and singing.
She also featured in John Segawa's Honorables that was airing on NTV Uganda and later at Pearl magic.
She later joined Uganda Broadcasting Corporation where she worked for 2 years and also Pearl FM radio station.