The competition’s all time top scorer won the trophy with the Red Devils back in 2008 and has dominated the competition ever since with Real Madrid and Juventus.
He has smashed numerous records in UEFA’s preeminent competition while lifting the trophy multiple times along the way.
Here are all of the stats you need to know as the Portugese international returns to the Champions League with United.
How many Champions Leagues has Cristiano Ronaldo won?
Cristiano Ronaldo has won five Champions League titles, one with Manchester United and four with Real Madrid.
He scored the opening goal of the 2008 final between Manchester United and Chelsea which went all the way to penalties with the Reds winning the shoot-out despite Ronaldo missing his spot kick.
With Real Madrid, he won the trophy in 2013-14 then went on to lift it a three more times in consecutive seasons from 2015 to 2018.
How many Champions League goals has Cristiano Ronaldo scored?
Cristiano Ronaldo is the Champions League’s all time leading goalscorer, having scored 134 goals in 176 appearances.
His first and second goals in the competition came in a 7-1 win for Manchester United over Roma in 2007.
He scored against FC Zurich in the competition on his full Real Madrid debut in 2009 and his last goal in the competition came last season with Juventus in a 3-0 win over Barcelona where he netted twice.
How many Champions League assists does Cristiano Ronaldo have?
Cristiano Ronaldo also holds the record for most Champions League assists with 42 in his 176 appearances
Scond on the list is Lionel Messi with 36 assists in 149 matches.
Former Real Madrid teammate teammate Angel Di Maria is third with 34 while Ryan Giggs is fourth with 31.
Who are Manchester United playing in the Champions League this week?
Cristiano Ronaldo is expected to make his Champions League return with Manchester United against Young Boys of Switzerland at the Wankdorf Stadium on Tuesday, September 14 with a 17:45pm kick off (BST).
The match will be broadcast live on BT Sport and the BT Sport Player for UK viewers.