The Damascene theologian and jurist whose insistence on the primacy of scripture and the early generations made him one of the most influential — and most contested — thinkers in Sunni Islam.
Life
Born in 1263 as the Mongols overran the Muslim east, Ibn Taymiyyah became a Hanbali scholar in Damascus known for combative defense of his views, prolific writing, and repeated imprisonment. He died in 1328 in the citadel of Damascus, jailed for his opinions, and was mourned by a great crowd.
Struggles & Trials
His life was one of controversy and confinement: imprisoned several times by the authorities and by fellow scholars over his theological positions and his attacks on practices he deemed innovations, he died in prison, denied even writing materials at the end.
Teachings & Character
Ibn Taymiyyah urged a return to the Qur'an, sunna, and the way of the "pious predecessors" (salaf), opposed what he saw as unwarranted innovation (bid'a) — including certain Sufi and popular devotional practices and aspects of speculative theology — and wrote extensively on law, creed, and the reform of society.
Campaigns & Conflicts
A scholar, he nonetheless engaged the turmoil of his age directly: he is said to have urged and joined resistance to the Mongol invasions of Syria, issuing rulings on fighting the Ilkhanid armies despite their nominal conversion to Islam — rulings much debated ever since.
Contested & Debated
Few figures are more divisive. Admired by later revivalist and Salafi movements as a reviver of pure Islam, he is criticized by many traditional Sunnis and Sufis for his positions on theology and saint-veneration, and his rulings on jihad and on takfir (declaring others unbelievers) are invoked and contested in modern debates over extremism. The classical sources record both fierce devotion and fierce opposition; no verdict is offered here.
Legacy
Ibn Taymiyyah's influence, muted in his own time, grew immense in the modern era, shaping revivalist, Wahhabi, and Salafi currents while remaining sharply opposed by other Sunni and Sufi traditions. He is among the most cited and most contested authorities in contemporary Islam.