RepublicanNot in office · last served 1978Last on a ballot: Nov 1976

Ronald C. Mackenzie

Ronald C. Mackenzie ran in 5 elections between 1968 and 1976, winning 5. Served in the Massachusetts State Senate (MIDDLESEX 7 and SD-D23).

Last office: Massachusetts State Senate, SD-D23

Elections: 5; 1968–1976
Won: 5; generals, primaries and specials

Source: 99chambers results archive (MEDSL, Klarner, state election offices)

Career

Offices held, and every time Mackenzie was on a ballot. Filled marks are general elections won; hollow marks are primaries; an orange outline is a loss.

1968197219761980198419881992199620002004200820122016202020242028Massachusetts State Senate, MIDDLESEX 7 Massachusetts State Senate, SD-D23Out of office

Source: 99chambers results archive (MEDSL, Klarner, state election offices)

Every race Mackenzie has run

Margin: how far Mackenzie finished ahead of (+) or behind (−) the runner-up.

Year	Office	Stage	Result	Opponents	Share	Margin
1976	Massachusetts State Senate, SD-D23	General	Won	John J. Leary (D)	50.2%	R+0.4
1974	Massachusetts State Senate, SD-D23	General	Won	Parker Weaver (I)	89.7%	R+79.4
1972	Massachusetts State Senate, MIDDLESEX 7	General	Won	William G. Shaughnessy (D)	65.4%	R+30.7
1970	Massachusetts State Senate, MIDDLESEX 7	General	Won	Philip N. Bredsen (D)	67.3%	R+34.6
1968	Massachusetts State Senate, MIDDLESEX 7	General	Won	John J. Maguire (D)	55%	R+10.1

Source: 99chambers results archive (MEDSL, Klarner, state election offices)

Seats Mackenzie has held

Massachusetts State Senate, SD-D23 · 1975–1978
Massachusetts State Senate, MIDDLESEX 7 · 1969–1974

Source: 99chambers results archive (MEDSL, Klarner, state election offices)

Who Mackenzie has run against

John J. Leary (D) · 1976 election, won
Parker Weaver (I) · 1974 election, won
William G. Shaughnessy (D) · 1972 election, won
Philip N. Bredsen (D) · 1970 election, won
John J. Maguire (D) · 1968 election, won

Source: 99chambers results archive (MEDSL, Klarner, state election offices)