FILE: Malaysia's Mahathir, 92, eyes comeback At the age of 92, Malaysia's one-time strongman Mahathir Mohamad is again seeking the leadership, but this time at the helm of the opposition that he crushed while in power. He will be the world's oldest leader if the coalition backing him wins a general election due by August, although analysts believe this is unlikely. FILE IMAGES of Mahathir Mohamad.