<P> Chelsea's first ever manager was Scottish wing - half John Tait Robertson, who continued to play for the club until he resigned a year later . David Calderhead is Chelsea's longest - serving manager, holding the position from 1907--33, spanning 966 matches . Chelsea's shortest reigning permanent manager is Danny Blanchflower, who was in charge for 32 games . Statistically Chelsea's least successful manager is also Blanchflower, who won just 16% of his 32 matches in charge . </P> <P> The first manager under whom Chelsea won a major trophy was Ted Drake, who guided the club to the league championship in the 1954--55 season . Tommy Docherty, Dave Sexton, Ruud Gullit, Gianluca Vialli, José Mourinho, Guus Hiddink, Carlo Ancelotti, Roberto Di Matteo, Rafael Benítez and Antonio Conte have also won major trophies with the club . </P> <P> Drake led Chelsea to its first league title in 1955, while Sexton managed the club to their first European honour, a UEFA Cup Winners' Cup triumph in 1971 and Vialli guided Chelsea to win the 1998 UEFA Super Cup . Mourinho has won the most domestic titles, whereas Ancelotti led Chelsea to their first league and FA Cup "Double". Di Matteo won the first UEFA Champions League for Chelsea in 2012 . A year after, Benítez led the club to win the UEFA Europa League, becoming the first club to hold two major European titles simultaneously and one of five clubs, and the first British club, to have won all three of UEFA's major club competitions . </P> <Ul> <Li> Figures correct as of 1 September 2017 . Includes all competitive matches </Li> </Ul>

Who was chelsea manager when they won champions league
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