The French striker found the back of the net at the Wanda Matropolitano stadium to reach a century of goals for Atletico in three-and-a-half years.
The forward is the third player to reach 100 goals for Atletico Madrid since the turn of the century, following Sergio Aguero and Fernando Torres to the landmark.
After 25 minutes against Leganes, Griezmann got on the end of Koke's pass and beat Cuellar with a low shot.
Check out this awesome video: Antoine Griezmann Goal - Atletico Madrid 1-0 Leganes 28-02-2018 https://t.co/Upx3ekN8bS
— goal highlights (@goalhighlights2) 28 February 2018
Griezmann then doubled his tally with a precise free-kick. After hitting the crossbar with his first effort, he made no mistake in finding the top corner the second time.
Check out this awesome video: Antoine Griezmann Fantastic Free Kick Goal vs Leganes (2-0) https://t.co/baZKcUYKOG
— S101 (@s101video) 28 February 2018
He then completed his hat-trick with a header from Filipe Luis' cross.
Asi fue el 3er gol de Griezmann | Atlético de Madrid 3-0 Leganés: https://t.co/iQYzn77aX9 vía @YouTube
— misael avendaño (@themisael5) 28 February 2018
The Frenchman did not stop there, making it four to take his total up to 103 for the Madrid outfit. Leganes could do nothing to stop him.