The 77 year old was married to musician and former Miss Tanzania, Jaqueline Ntuyabaliwe aka Klynn who is 36 years younger.
Until his death,he was worth $570 million USD.
The couple who got married in 2015, had twin boys and her inheritance will now make her the richest woman in East Africa.
According to media reports, the two met in the United Kingdom where Jacqueline was on a music tour.
She is said to have snubbed the media mogul’s invitations in the beginning but they later met in Tanzania.
A lavish wedding ceremony took place in Mauritius in 2015 and saw Jacqueline take up the role of a wife, leaving behind her careers in modelling and singing.
The couple appeared to have been head over heels in love going by the messages they exchanged during Jacqueline’s birthday in 2018.
Mr Mengi tweeted, “My love, my darling wife, my best friend, the holder of the key to my life, it is always ‘better late than never’. Happy birthday, my Baby. Thank you for giving me a reason to live. I love you crazy [sic].”
She responded, “This is so sweet, ‘hubby’, I love you so much. I couldn’t have asked for a better man to be my everything.”