KINIGUIDE | Two of former prime minister Dr Mahathir Mohamad’s children, Mirzan and Mokhzani, are under investigation by the MACC and have been ordered to declare their assets.

Both were known to be active in the business world and are reputed to have immense wealth. But how did they get there, and exactly how wealthy are they?

In this instalment of KiniGuide, we revisit what is publicly known about their wealth and the controversies along the way.

Who are Mirzan and Mokhzani?

Mahathir and his wife Dr Siti Hasmah have four biological children; Mirzan and Mokhzani are their second and third children, respectively, with Marina being the eldest and Mukhriz being the youngest of the four.

The couple also have three adopted children: Melinda, Mazhar, and Maizura...