Dubbed "King Willie," this uncompromising defender captained Aberdeen to European Cup Winners' Cup glory in 1983 and featured in two World Cups. Career record: 65 caps and 1 goals for Scotland; club career at Aberdeen, Scottish Football League XI; honours include Hall of Fame.
One rank above: Tommy Gemmell at #21.
One rank below: Alan Morton at #23.
Scotland's editorial top five: Kenny Dalglish · Denis Law · Graeme Souness · Jim Baxter · Jimmy Johnstone.