The Russian billionaire, who took over in July 2003, wrote a message in the matchday programme for the home game against Hull.
It read: 'We have had a great decade together and the club could not have achieved it all without you. thanks for your support, there's to many more years of success.'
Happy times: Roman Abramovich lifted the Champions League with Chelsea in 2012
A decade of success: Abramovich has helped create a side that has become used to winning silverware
Since Abramovich arrived, the club have enjoyed triumphs that they had never known before.
As well as three Premier League titles, Chelsea have won the Champions League, Europa League, four FA Cups and two League Cups.
In that time he has spent £713m on 72 players...