Diego Simeone has been Atlético Madrid manager since December 2011, so he has been in charge for about 14 years as of early 2026.

Quick timeline

  • Simeone was appointed Atlético Madrid head coach in December 2011.
  • His initial impact quickly turned Atlético into a consistent La Liga and European contender.
  • In November 2023, he signed a contract extension running to June 30, 2027, confirming his long-term stay.

How that compares historically

  • Simeone is described as the longest‑serving manager in La Liga, having been at Atlético for well over a decade.
  • Articles marking his “12-year reign” at the club underscore how unprecedented his continuity is in modern top-level European football.

Bottom note: Information gathered from public forums or data available on the internet and portrayed here.