Mahathir Mohamad formed the fourth Mahathir cabinet after being invited by Tuanku Azlan Shah to begin a new government following the 21 October 1990 general election in Malaysia.

Prior to the election, Mahathir led (as Prime Minister) the third Mahathir cabinet, a coalition government that consisted of members of the component parties of Barisan Nasional.

It was the 12th cabinet of Malaysia formed since independence.

This is a list of the members of the fourth cabinet of the fourth Prime Minister of Malaysia, Mahathir Mohamad.

The federal cabinet consisted of the following ministers: