(NORTHERN) IRELAND 1900-01
Irish League
  Played Won Drew Lost For Against G/Av Points
1 Distillery FAC Belfast 10 7 2 1 33 10 3,300 16
2 Glentoran FAC Belfast 10 7 1 2 24 13 1,846 15
3 Belfast Celtic FC 10 4 2 4 13 13 1,000 10
4 Cliftonville FAC Belfast 10 3 4 3 17 18 0,944 10
5 Linfield FAC Belfast 10 3 2 5 10 12 0,833 8
6 Derry Celtic FC Londonderry 10 0 1 9 12 43 0,279 1
  60 24 12 24 109 109   60
Rules for classification: 1) Points  (win 2 points, draw 1 point); 2) Goal average (play-off for relevant positions)
Admitted Ulster SC Belfast, St.Columb's Court FC Londonderry
Belfast = Béal Feirste Londonderry = Doire
English = Irish
CUP
Semifinals Cliftonville FAC Belfast - Derry Celtic FC Londonderry 3-1
Freebooters FC Dublin - Linfield FAC Belfast 2-1
Final (13.04.1901) Cliftonville FAC Belfast - Freebooters FC Dublin 1-0
Dublin = Baile Átha Cliath
English = Irish
(NORTHERN) IRELAND 1901-02
Irish League
  Played Won Drew Lost For Against G/Av Points
1 Linfield FAC Belfast 14 12 0 2 38 10 3,800 24
2 Glentoran FAC Belfast 14 10 1 3 43 22 1,955 21
3 Distillery FAC Belfast 14 8 3 3 38 20 1,900 19
4 Cliftonville FAC Belfast 14 7 2 5 24 14 1,714 16
5 Derry Celtic FC Londonderry 14 5 2 7 23 26 0,885 12
6 Belfast Celtic FC 14 4 4 6 22 25 0,880 12
7 Ulster SC Belfast 14 2 3 9 22 44 0,500 7
8 St.Columb's Court FC Londonderry 14 0 1 13 13 62 0,210 1
  112 48 16 48 223 223   112
Rules for classification: 1) Points  (win 2 points, draw 1 point); 2) Goal average (play-off for relevant positions)
St.Columb's Court FC Londonderry resigned from the league
Admitted The Bohemians FAC Dublin
Belfast = Béal Feirste Londonderry = Doire
English = Irish
CUP
Semifinals Distillery FAC Belfast - Richmond Rovers FC Dublin 5-3
Linfield FAC Belfast - The Bohemians FAC Dublin 2-0
Final (15.03.1902) Linfield FAC Belfast - Distillery FAC Belfast  5-1
(NORTHERN) IRELAND 1902-03
Irish League
  Played Won Drew Lost For Against G/Av Points
1 Distillery FAC Belfast 14 9 2 3 34 20 1,700 20
2 Linfield FAC Belfast 14 8 3 3 38 16 2,375 19
3 Glentoran FAC Belfast 14 7 3 4 30 18 1,667 17
4 Belfast Celtic FC 14 7 2 5 35 23 1,522 16
5 Derry Celtic FC Londonderry 14 4 4 6 27 31 0,871 12
6 Cliftonville FAC Belfast (-2) 14 5 3 6 17 21 0,810 11
7 The Bohemians FAC Dublin 14 3 3 8 22 36 0,611 9
8 Ulster SC Belfast 14 3 0 11 13 51 0,255 6
  112 46 20 46 216 216   110
Rules for classification: 1) Points  (win 2 points, draw 1 point); 2) Goal average (play-off for relevant positions)
Cliftonville FAC Belfast 2 points deducted by Federation decision
Ulster SC Belfast not re-elected
Admitted Kings Own Scottish Borderers FC Belfast
Belfast = Béal Feirste Dublin = Baile Átha Cliath
Londonderry = Doire
English = Irish
CUP
Semifinals The Bohemians FAC Dublin - Derry Celtic FC Londonderry 6-1
Distillery FAC Belfast - Linfield FAC Belfast 2-1
Final (14.03.1903) Distillery FAC Belfast - The Bohemians FAC Dublin 3-1
(NORTHERN) IRELAND 1903-04
Irish League
  Played Won Drew Lost For Against G/Av Points
1 Linfield FAC Belfast 14 12 2 0 47 9 5,222 26
2 Distillery FAC Belfast 14 8 4 2 35 13 2,692 20
3 Glentoran FAC Belfast 14 7 6 1 20 9 2,222 20
4 Belfast Celtic FC 14 5 2 7 27 20 1,350 12
5 Cliftonville FAC Belfast 14 5 2 7 22 29 0,759 12
6 The Bohemians FAC Dublin 14 4 3 7 24 33 0,727 11
7 Derry Celtic FC Londonderry 14 3 2 9 17 26 0,654 8
8 Kings Own  Scottish Borderers FC Belfast 14 1 1 12 11 64 0,172 3
  112 45 22 45 203 203   112
Rules for classification: 1) Points  (win 2 points, draw 1 point); 2) Goal average (play-off for relevant positions)
Kings Own  Scottish Borderers FC Belfast resigned from the league
Admitted Shelbourne FC Dublin
Belfast = Béal Feirste Londonderry = Doire
Dublin = Baile Átha Cliath
English = Irish
CUP
Semifinals Derry Celtic FC Londonderry - Derry Hibernians FC Londonderry 9-3
Linfield FAC Belfast - Cliftonville FAC Belfast 1-0
Final (17.03.1904) Linfield FAC Belfast - Derry Celtic FC Londonderry 5-1
(NORTHERN) IRELAND 1904-05
Irish League
  Played Won Drew Lost For Against G/Av Points
1 Glentoran FAC Belfast 14 9 3 2 21 10 2,100 21
2 Belfast Celtic FC 14 9 3 2 22 12 1,833 21
3 Linfield FAC Belfast 14 6 4 4 18 12 1,500 16
4 Distillery FAC Belfast 14 6 3 5 16 11 1,455 15
5 Cliftonville FAC Belfast 14 6 1 7 17 17 1,000 13
6 Shelbourne FC Dublin 14 5 3 6 15 17 0,882 13
7 Derry Celtic FC Londonderry 14 1 5 8 12 31 0,387 7
8 The Bohemians FAC Dublin 14 2 2 10 15 26 0,577 6
  112 44 24 44 136 136   112
Rules for classification: 1) Points  (win 2 points, draw 1 point); 2) Goal average (play-off for relevant positions)
Play-off (Belfast 01.04.05) Glentoran FAC Belfast - Belfast Celtic FC   3-1    
Belfast = Béal Feirste Londonderry = Doire
Dublin = Baile Átha Cliath
English = Irish
CUP
Semifinals Distillery FAC Belfast - Derry Celtic FC Londonderry 1-0
Shelbourne FC Dublin - Glentoran FAC Belfast 4-1
Final (11.03.1905) Distillery FAC Belfast - Shelbourne FC Dublin 3-0
(NORTHERN) IRELAND 1905-06
Irish League
  Played Won Drew Lost For Against G/Av Points
1 Cliftonville FAC Belfast 14 7 5 2 19 8 2,375 19
Distillery FAC Belfast 14 8 3 3 20 13 1,538 19
3 Linfield FAC Belfast 14 7 3 4 21 14 1,500 17
4 Belfast Celtic FC 14 6 3 5 20 18 1,111 15
5 Shelbourne FC Dublin 14 5 2 7 16 18 0,889 12
6 The Bohemians FAC Dublin 14 5 2 7 17 20 0,850 12
7 Derry Celtic FC Londonderry 14 4 3 7 13 22 0,591 11
8 Glentoran FAC Belfast 14 2 3 9 13 26 0,500 7
  112 44 24 44 139 139   112
Rules for classification: 1) Points  (win 2 points, draw 1 point); 2) Goal average (play-off for relevant positions)
Play-off (Belfast 00.05.06 and 30.05.06) Cliftonville FAC Belfast - Distillery FAC Belfast  0-0 3-3  
Cliftonville FAC Belfast & Distillery FAC Belfast declared Champions ex-aequo
Belfast = Béal Feirste Londonderry = Doire
Dublin = Baile Átha Cliath
English = Irish
CUP
Semifinals Belfast Celtic FC - The Bohemians FAC Dublin 2-0
Shelbourne FC Dublin - Derry Celtic FC Londonderry 3-0
Final (28.04.1906) Shelbourne FC Dublin - Belfast Celtic FC 2-0
(NORTHERN) IRELAND 1906-07
Irish League
  Played Won Drew Lost For Against G/Av Points
1 Linfield FAC Belfast 14 10 3 1 30 9 3,333 23
2 Shelbourne FC Dublin 14 8 3 3 27 21 1,286 19
3 Distillery FAC Belfast 14 6 4 4 27 22 1,227 16
4 Cliftonville FAC Belfast 14 4 6 4 18 16 1,125 14
5 The Bohemians FAC Dublin 14 4 5 5 19 22 0,864 13
6 Belfast Celtic FC 14 4 3 7 18 25 0,720 11
7 Glentoran FAC Belfast 14 2 5 7 18 25 0,720 9
8 Derry Celtic FC Londonderry 14 2 3 9 11 28 0,393 7
  112 40 32 40 168 168   112
Rules for classification: 1) Points  (win 2 points, draw 1 point); 2) Goal average (play-off for relevant positions)
Belfast = Béal Feirste Londonderry = Doire
Dublin = Baile Átha Cliath
English = Irish
CUP
Semifinals Cliftonville FAC Belfast - Linfield FAC Belfast 2-2 3-2
Shelbourne FC Dublin - Belfast Celtic FC 1-0
Final (23.03.1907 and 20.04.1907) Cliftonville FAC Belfast - Shelbourne FC Dublin 0-0 1-0
(NORTHERN) IRELAND 1907-08
Irish League
  Played Won Drew Lost For Against G/Av Points
1 Linfield FAC Belfast 14 10 2 2 31 15 2,067 22
2 Cliftonville FAC Belfast 14 6 5 3 22 16 1,375 17
3 Glentoran FAC Belfast 14 7 3 4 27 23 1,174 17
4 Shelbourne FC Dublin 14 6 2 6 22 17 1,294 14
5 Distillery FAC Belfast 14 6 2 6 21 21 1,000 14
6 Belfast Celtic FC 14 6 1 7 21 20 1,050 13
7 Derry Celtic FC Londonderry 14 4 1 9 16 30 0,533 9
8 The Bohemians FAC Dublin 14 2 2 10 13 31 0,419 6
  112 47 18 47 173 173   112
Rules for classification: 1) Points  (win 2 points, draw 1 point); 2) Goal average (play-off for relevant positions)
Second place play-off Cliftonville FAC Belfast - Glentoran FAC Belfast 3-2
Belfast = Béal Feirste Londonderry = Doire
Dublin = Baile Átha Cliath
English = Irish
CUP
Semifinals The Bohemians FAC Dublin - Belfast Celtic FC 2-2 2-0
Shelbourne FC Dublin - Distillery FAC Belfast 0-0 2-0
Final (21.03.1908 and 28.03.1908) The Bohemians FAC Dublin - Shelbourne FC Dublin 1-1 3-1
(NORTHERN) IRELAND 1908-09
Irish League
  Played Won Drew Lost For Against G/Av Points
1 Linfield FAC Belfast 14 10 1 3 27 13 2,077 21
2 Glentoran FAC Belfast 14 8 3 3 29 22 1,318 19
3 Shelbourne FC Dublin 14 7 0 7 20 20 1,000 14
4 Distillery FAC Belfast 14 6 1 7 22 19 1,158 13
5 The Bohemians FAC Dublin 12 6 1 5 27 24 1,125 13
6 Cliftonville FAC Belfast 13 4 2 7 17 19 0,895 10
7 Belfast Celtic FC 13 4 2 7 21 32 0,656 10
8 Derry Celtic FC Londonderry 14 4 0 10 12 26 0,462 8
  108 49 10 49 175 175   108
Rules for classification: 1) Points  (win 2 points, draw 1 point); 2) Goal average (play-off for relevant positions)
Bohemians away games against Cliftonville & Belfast Celtic not played.
Belfast = Béal Feirste Londonderry = Doire
Dublin = Baile Átha Cliath
English = Irish
CUP
Semifinals The Bohemians FAC Dublin - Glentoran FAC Belfast 2-1
Cliftonville FAC Belfast - Distillery FAC Belfast 2-0 ann 2-3 ann 3-2
Final (03.04.1909 and 10.04.1909) Cliftonville FAC Belfast - The Bohemians FAC Dublin 0-0 2-1
(NORTHERN) IRELAND 1909-10
Irish League
  Played Won Drew Lost For Against G/Av Points
1 Cliftonville FAC Belfast 14 8 4 2 25 15 1,667 20
2 Belfast Celtic FC 14 9 0 5 25 13 1,923 18
3 Linfield FAC Belfast 14 5 5 4 19 20 0,950 15
4 Distillery FAC Belfast 14 5 3 6 14 13 1,077 13
5 Derry Celtic FC Londonderry 14 4 5 5 19 21 0,905 13
6 Glentoran FAC Belfast 14 5 1 8 23 23 1,000 11
7 The Bohemians FAC Dublin 14 4 3 7 20 31 0,645 11
8 Shelbourne FC Dublin 14 2 7 5 15 24 0,625 11
  112 42 28 42 160 160   112
Rules for classification: 1) Points  (win 2 points, draw 1 point); 2) Goal average (play-off for relevant positions)
Belfast = Béal Feirste Dublin = Baile Átha Cliath
Londonderry = Doire
English = Irish
CUP
Semifinals Cliftonville FAC Belfast - The Bohemians FAC Dublin 3-0
Distillery FAC Belfast - Glentoran FAC Belfast 4-0
Final (26.03.1910) Distillery FAC Belfast - Cliftonville FAC Belfast 1-0