1983–84 OHL season

March 22

Peterborough Petes

5 – 4

Cornwall Royals

Cornwall Civic Complex

March 24

Cornwall Royals

4 – 9

Peterborough Petes

Peterborough wins series 6 – 0

(4) Oshawa Generals vs. (5) Belleville Bulls

March 20

Belleville Bulls

3 – 5

Oshawa Generals

March 21

Oshawa Generals

5 – 3

Belleville Bulls

Yardmen Arena

March 23

Belleville Bulls

0 – 3

Oshawa Generals

Oshawa wins series 6 – 0

Emms Division

(3) Sault Ste. Marie Greyhounds vs. (6) Windsor Spitfires

March 20

Windsor Spitfires

3 – 6

Sault Ste. Marie Greyhounds

March 22

Sault Ste. Marie Greyhounds

6 – 1

Windsor Spitfires

Windsor Arena

March 24

Windsor Spitfires

3 – 11

Sault Ste. Marie Greyhounds

Sault Ste. Marie wins series 6 – 0

(4) London Knights vs. (5) North Bay Centennials

March 20

North Bay Centennials

1 – 6

London Knights

North Bay Memorial Gardens

March 22

London Knights

1 – 4

North Bay Centennials

March 23

North Bay Centennials

4 – 5

London Knights

North Bay Memorial Gardens

March 25

London Knights

8 – 7

North Bay Centennials

London wins series 6 – 2

Division semi-finals

Leyden Division

(1) Ottawa 67's vs. (4) Oshawa Generals

March 30

Oshawa Generals

0 – 6

Ottawa 67's

April 1

Ottawa 67's

5 – 1

Oshawa Generals

April 3

Oshawa Generals

5 – 6

Ottawa 67's

April 5

Ottawa 67's

4 – 3

Oshawa Generals

Ottawa wins series 8 – 0

(2) Toronto Marlboros vs. (3) Peterborough Petes

March 31

Peterborough Petes

4 – 7

Toronto Marlboros

April 1

Toronto Marlboros

4 – 2

Peterborough Petes

April 3

Peterborough Petes

4 – 5

Toronto Marlboros

April 4

Toronto Marlboros

2 – 13

Peterborough Petes

April 7

Peterborough Petes

5 – 7

Toronto Marlboros

Toronto wins series 8 – 2

Emms Division

(1) Kitchener Rangers vs. (4) London Knights

March 30

London Knights

3 – 11

Kitchener Rangers

April 1

Kitchener Rangers

6 – 4

London Knights

April 3

London Knights

5 – 7

Kitchener Rangers

April 6

Kitchener Rangers

4 – 2

London Knights

Kitchener wins series 8 – 0

(2) Brantford Alexanders vs. (3) Sault Ste. Marie Greyhounds

March 29

Sault Ste. Marie Greyhounds

4 – 4

Brantford Alexanders

Brantford Civic Centre

March 31

Sault Ste. Marie Greyhounds

3 – 3

Brantford Alexanders

Brantford Civic Centre

April 4

Brantford Alexanders

1 – 5

Sault Ste. Marie Greyhounds

April 6

Brantford Alexanders

1 – 1

Sault Ste. Marie Greyhounds

April 8

Sault Ste. Marie Greyhounds

4 – 4

Brantford Alexanders

Brantford Civic Centre

April 10

Brantford Alexanders

3 – 6

Sault Ste. Marie Greyhounds

Sault Ste. Marie wins series 8 – 4

Division finals

Leyden Division

(1) Ottawa 67's vs. (2) Toronto Marlboros

April 13

Toronto Marlboros

2 – 9

Ottawa 67's

April 15

Ottawa 67's

5 – 2

Toronto Marlboros

April 17

Toronto Marlboros

2 – 10

Ottawa 67's

April 19

Ottawa 67's

4 – 2

Toronto Marlboros

Ottawa wins series 8 – 0

Emms Division

(1) Kitchener Rangers vs. (3) Sault Ste. Marie Greyhounds

April 13

Sault Ste. Marie Greyhounds

4 – 6

Kitchener Rangers

April 15

Sault Ste. Marie Greyhounds

3 – 7

Kitchener Rangers

April 19

Kitchener Rangers

4 – 9

Sault Ste. Marie Greyhounds

April 21

Kitchener Rangers

2 – 1

Sault Ste. Marie Greyhounds

April 22

Sault Ste. Marie Greyhounds

5 – 4

Kitchener Rangers

April 24

Kitchener Rangers

6 – 11

Sault Ste. Marie Greyhounds

April 25

Sault Ste. Marie Greyhounds

3 – 7

Kitchener Rangers

Kitchener wins series 8 – 6

J. Ross Robertson Cup

(L1) Ottawa 67's vs. (E1) Kitchener Rangers

April 27

Kitchener Rangers

5 – 5

Ottawa 67's

April 29

Kitchener Rangers

4 – 13

Ottawa 67's

May 2

Ottawa 67's

6 – 5

Kitchener Rangers

May 4

Ottawa 67's

5 – 5

Kitchener Rangers

May 6

Ottawa 67's

9 – 7

Kitchener Rangers