Alistair Cees Overeem is an English-born Dutch mixed martial artist and former kickboxer. He is a former Strikeforce Heavyweight Champion, interim DREAM Heavyweight Champion, K-1 World Grand Prix Champion, and one of only two fighters to hold world titles in both MMA and K-1 kickboxing at the same time. In addition, he is the only fighter to simultaneously hold three championship belts (Strikeforce, K1 and DREAM). He holds dual victories over Fabricio Werdum, Mark Hunt and Vitor Belfort, and has also beaten former Ultimate Fighting Championship (UFC) Champions Andrei Arlovski, Junior dos Santos, Frank Mir and Brock Lesnar.
Alistair had his first professional kickboxing fight at the age of 17 years in a K-1 rules fight on 15 November 1997, winning the fight. He had his first MMA professional fight at 19 years old, defeating Ricardo Fyeet by submission on 24 October 1999 at ‘It’s Showtime’, the first event of the eponymously named promotion.
On 6 September 2011, Alistair signed a contract with the UFC. As of 18 August 2020, he is 5th in the official UFC heavyweight rankings. Alistair is considered one of the best rounded heavyweights in the sport, although he’s mainly known for his excellence and power on the striking field. People will also call him ‘The Demolition Man’ or ‘The Reem’.
Alistair has a daughter called Storm, born 17 October 2006. He also has two daughters with his fiancée, Yazz-Ley Rey, born on 27 February 2016, and Sensi-Liss Royce, born on August 2017.