Ferguson was in charge of Saints when we won the first division in 1977, before going on to have success with Aberdeen and Manchester United. MacPherson recently won the League Challenge Cup, whilst Hendrie guided Saints to the first division title in 2000.
Mirren Mad's users were asked: Who is the best Saints manager of the last 35 years?
The results were:
Alex Ferguson 39.5%
Gus MacPherson 20.9%
Tom Hendrie 7.8%
Jim Clunie 7.0%
Alex Smith 5.4%
Rikki MacFarlane 3.9%
Tony Fitzpatrick 3.9%
John Coughlin 3.1%
Jimmy Bone 2.3%
Wilson Humphries 1.6%
Alex Miller 1.6%
Davie Hay 1.6%
Tommy Bryceland 0.8%
Willie Cunningham 0.8%
Remember to vote in the new poll about artificial surfaces!