Question: Who in the Celtic in the 1977 Scottish League Cup Final was a Swedish football coach and former professional player?

Context articles: 1997 Scottish League Cup Final
1955 Scottish League Cup Final
1967 Scottish League Cup Final
2009 Scottish League Cup Final
2006 Scottish League Cup Final
2012 Scottish League Cup Final
2011 Scottish League Cup Final
1966 Scottish League Cup Final
1969 Scottish League Cup Final (October)
Henrik Larsson

The 1997 Scottish League Cup Final was played on 30 November 1997, at Ibrox Stadium in Glasgow and was the final of the 52nd Scottish League Cup competition.
 The final was contested by Celtic and Dundee United.
 Celtic won the match 3–0 thanks to goals by Marc Rieper, Henrik Larsson and Craig Burley.
The 1955 Scottish League Cup Final was played on 22 October 1955, at Hampden Park in Glasgow and was the final of the 10th Scottish League Cup competition.
 The final was contested by Aberdeen and St Mirren.
 Aberdeen won the match 2–1, thanks to a goal by Graham Leggat and an own goal by Jim Mallan.
 The winning goal, scored 11 minutes from the end, was a "wind-assisted cross".
 Aberdeen manager Davie Shaw later admitted that they had been "damn lucky" to win the Cup.
 The match proved to be St Mirren's last appearance in a Scottish League Cup Final until 2010.
The 1967 Scottish League Cup Final was played on 28 October 1967 at Hampden Park in Glasgow and was the final of the 22nd Scottish League Cup competition.
 The final was contested by Dundee and Celtic, with Dundee becoming the first side from outside the Old Firm to reach a League Cup Final since the 1963 Final.
 Celtic won a high-scoring match by 5–3, with Stevie Chalmers, John Hughes, Bobby Lennox and Willie Wallace all scoring for Celtic.
 George McLean and Jim McLean scored Dundee's goals.
The 2009 Scottish League Cup Final was the final match of the 2008–09 Scottish League Cup, the 62nd season of the Scottish League Cup.
 The match was played at Hampden Park, Glasgow on 15 March 2009, and was won by Celtic, who beat Old Firm rivals and Cup holders, Rangers, 2-0 after extra time.
The 2006 Scottish League Cup Final was a football match played on 19 March 2006 at Hampden Park in Glasgow.
 It was the final match of the 2005–06 Scottish League Cup and the 59th Scottish League Cup Final.
 The final was contested by Dunfermline Athletic and Celtic.
 Celtic won the match 3–0, thanks to goals from Maciej Zurawski, Shaun Maloney and Dion Dublin.
The 2012 Scottish League Cup Final was the 66th final of the Scottish League Cup.
The final took place on 18 March 2012 at Hampden Park in Glasgow, in front of a crowd of 49,572.
 The clubs contesting the 2012 final were SPL clubs Celtic and Kilmarnock.
 The match was Celtic's twenty-ninth League Cup final, and Kilmarnock's sixth.
The 2011 Scottish League Cup Final was the final match of the 2010–11 Scottish League Cup, the 64th season of the Scottish League Cup.
 It was played by Old Firm rivals Celtic and Rangers.
 Rangers won the trophy after extra time 2–1.
The 1966 Scottish League Cup Final was played on 29 October 1966 at Hampden Park in Glasgow and it was the final of the 21st Scottish League Cup competition.
 The final was contested by the Old Firm rivals Rangers and Celtic for a third consecutive year.
 Celtic won the match 1–0, with Bobby Lennox scoring the only goal.
 This meant that Celtic completed the first leg of the Quadruple in 1966–67, as they won all three major Scottish domestic honours and the 1967 European Cup Final.
The second 1969 Scottish League Cup Final was played on 25 October 1969 at Hampden Park in Glasgow and was the final of the 24th Scottish League Cup competition.
 The final was contested by St Johnstone, which was contesting its first major national cup final, and cup holder Celtic.
 Celtic retained the cup for another year by winning the match 1–0, with Bertie Auld scoring the only goal.
Henrik Edward Larsson (] ; born 20 September 1971) is a Swedish football coach and former professional player.
 He was known as a striker whose main attributes were his goal scoring prowess and on-field intelligence.