Electoral results for the Division of Diamond Valley

This is a list of electoral results for the Division of Diamond Valley in Australian federal elections from the electorate's creation in 1969 until its abolition in 1984.

Members

Member		Party	Term
	Neil Brown	Liberal	1969–1972
	David McKenzie	Labor	1972–1975
	Neil Brown	Liberal	1975–1983
	Peter Staples	Labor	1983–1984

Election results

Elections in the 1980s

1983

1983 Australian federal election: Diamond Valley

Party		Candidate	Votes	%	±%
	Labor	Peter Staples	36,726	46.4	+6.0
	Liberal	Neil Brown	36,006	45.5	−3.1
	Democrats	Lynden Kenyon	5,162	6.5	−4.5
	Democratic Labor	Anne-Marie Petrucco	1,229	1.6	+1.6
Total formal votes			79,123	98.1
Informal votes			1,492	1.9
Turnout			80,615	97.6
Two-party-preferred result
	Labor	Peter Staples	39,907	50.4	+4.1
	Liberal	Neil Brown	39,216	49.6	−4.1
	Labor gain from Liberal		Swing	+4.1

1980

1980 Australian federal election: Diamond Valley

Party		Candidate	Votes	%	±%
	Liberal	Neil Brown	35,082	48.6	+0.1
	Labor	John Scomparin	29,186	40.4	+9.2
	Democrats	Geoffrey Loftus-Hills	7,936	11.0	−5.2
Total formal votes			72,204	98.0
Informal votes			1,438	2.0
Turnout			73,642	96.3
Two-party-preferred result
	Liberal	Neil Brown	38,750	53.7	−6.6
	Labor	John Scomparin	33,454	46.3	+6.6
	Liberal hold		Swing	−6.6

Elections in the 1970s

1977

1977 Australian federal election: Diamond Valley

Party		Candidate	Votes	%	±%
	Liberal	Neil Brown	31,674	48.5	−7.7
	Labor	Jean Downing	20,355	31.2	−6.9
	Democrats	Ronald Goldman	10,561	16.2	+16.2
	Democratic Labor	Christopher Curtis	2,672	4.1	+1.0
Total formal votes			65,262	98.2
Informal votes			1,173	1.8
Turnout			66,435	96.7
Two-party-preferred result
	Liberal	Neil Brown		60.3	+0.0
	Labor	Jean Downing		39.7	-0.0
	Liberal hold		Swing	+0.0

1975

1975 Australian federal election: Diamond Valley

Party		Candidate	Votes	%	±%
	Liberal	Neil Brown	47,975	55.0	+10.2
	Labor	David McKenzie	34,252	39.3	−7.8
	Democratic Labor	Christopher Curtis	2,691	3.1	−2.2
	Australia	John Franceschini	1,308	1.5	−0.9
	Independent	Marc Aussie-Stone	778	0.9	+0.9
	Independent	John Duncan	198	0.2	+0.2
Total formal votes			87,202	98.6
Informal votes			1,202	1.4
Turnout			88,404	96.2
Two-party-preferred result
	Liberal	Neil Brown		59.1	+9.8
	Labor	David McKenzie		40.9	−9.8
	Liberal gain from Labor		Swing	+9.8

1974

1974 Australian federal election: Diamond Valley

Party		Candidate	Votes	%	±%
	Labor	David McKenzie	38,519	47.1	+1.9
	Liberal	Geoffrey Waite	36,683	44.8	+5.8
	Democratic Labor	Christopher Curtis	4,249	5.2	−1.9
	Australia	Harold Taskis	1,987	2.4	−3.9
	Independent	Victor Gibson	394	0.5	+0.5
Total formal votes			81,832	98.6
Informal votes			1,172	1.4
Turnout			83,004	95.7
Two-party-preferred result
	Labor	David McKenzie	41,495	50.7	−0.9
	Liberal	Geoffrey Waite	40,337	49.3	+0.9
	Labor hold		Swing	−0.9

1972

1972 Australian federal election: Diamond Valley

Party		Candidate	Votes	%	±%
	Labor	David McKenzie	30,927	45.2	+3.9
	Liberal	Neil Brown	26,651	39.0	−6.7
	Democratic Labor	Jim Marmion	4,876	7.1	−3.4
	Australia	John Siddons	4,314	6.3	+3.8
	Defence of Government Schools	Douglas Alexander	1,489	2.2	+2.2
	Independent	Shaun Redmond	145	0.2	+0.2
Total formal votes			68,402	97.5
Informal votes			1,761	2.5
Turnout			70,163	96.7
Two-party-preferred result
	Labor	David McKenzie		51.6	+7.7
	Liberal	Neil Brown		48.4	−7.7
	Labor gain from Liberal		Swing	+7.7

Elections in the 1960s

1969

1969 Australian federal election: Diamond Valley

Party		Candidate	Votes	%	±%
	Liberal	Neil Brown	24,403	45.7	−2.2
	Labor	David McKenzie	22,021	41.3	+8.0
	Democratic Labor	Leo Morison	5,596	10.5	−1.2
	Australia	John Hill	1,354	2.5	+2.5
Total formal votes			53,374	97.4
Informal votes			1,443	2.6
Turnout			54,817	96.3
Two-party-preferred result
	Liberal	Neil Brown	29,927	56.1	−6.0
	Labor	David McKenzie	23,447	43.9	+6.0
	Liberal notional hold		Swing	−6.0

References

• Australian Electoral Commission. Federal election results
• Carr, Adam. Psephos