12 Leaders Who Have Suffered From Mental Illness
Charlotte Adams
Published May 19, 2026
When we closely examine history’s most impactful leaders, we often find common traits like boldness, eloquence, and creativity. But what about those characteristics that aren’t necessarily as celebrated?
Indeed, a more detailed appraisal reveals a darker side to the pinnacle of leadership attained by so few. Let’s take a look at these unforgettable leaders who have not only gone to battle to create their idea of a perfect polity, but also went to battle with themselves, internally waging war with mental illness:
Abraham Lincoln
Joseph Stalin
Martin Luther King, Jr.
Diana, Princess of Wales
Maria I of Portugal
Nero, Roman Emperor
Winston Churchill
Commodus, Roman Emperor
Lawton Chiles, Former Governor of Florida
John Curtin, 14th Prime Minister of Australia
Adolf Hitler
Donald Trump
Next, discover the history of mental illness through the ages. Then, check out five horrifying historical "cures" for mental illness.