| Brussels 1921 |
1st Belgian Chess Federation Congress - Championship |
6 | / | 12 |
| | | |
| London, England 1922 (1) |
British Chess Federation Congress - Major Open Tournament |
3 | / | 11 |
| | | |
| Antwerp 1922 |
2nd Belgian Chess Federation Congress - Championship |
5.5 | / | 8 |
| | | |
| Ghent 1923 |
3rd Belgian Chess Federation Congress |
5 | / | 6 |
| | | |
| Brussels 1923 |
Brussels Tournament |
9 | / | 10 |
| | | |
| Merano 1924 (1) |
Merano Congress - Master Tournament |
4 | / | 12 |
| | | |
| Brussels 1924 (1) |
Belgium - Holland Team Match |
| | | | | | |
|
Koltanowski, G. - Euwe, M. |
0 - 1 |
| | | |
| Paris 1924 (4) |
Olympic Tournament - Preliminary Section 2 |
3.5 | / | 5 |
| | | |
| Paris 1924 (13) |
Olympic Tournament - Consolation Cup |
4.5 | / | 8 |
| | | |
| The Hague 1925 |
Belgium - Holland Team Match |
| | | | | | |
|
Koltanowski, G. - Olland, A.G. |
1 - 0 |
| | | |
| Spa 1926 |
Spa Tournament |
4.5 | / | 11 |
| | | |
| Brussels 1926 |
Belgium - Holland Team Match |
| | | | | | |
|
Koltanowski, G. - Euwe, M. |
0 - 1 |
| | | |
| Hastings 1927 (2) |
7th Hastings Christmas Congress - Major Tournament |
7 | / | 9 |
| | | |
| London, England 1927 (3) |
1st Olympiad |
8.5 | / | 15 |
| | | |
| Ghent 1927 |
7th Belgian Championship |
6 | / | 8 |
| | | |
| Hastings 1928 (2) |
8th Hastings Christmas Congress - Major Open, Section A |
7 | / | 9 |
| | | |
| Tenby 1928 (2) |
21st British Chess Federation Congress - Major Open |
9 | / | 11 |
| | | |
| The Hague 1928 (2) |
2nd Olympiad |
9.5 | / | 16 |
| | | |
| Antwerp 1928 |
Antwerp Tournament |
10 | / | 11 |
| | | |
| Hastings 1929 (1) |
9th Hastings Christmans Congress - Premier Tournament |
5.5 | / | 9 |
| | | |
| Ghent 1929 (1) |
8th Belgian Chess Federation Championship |
4.5 | / | 6 |
| | | |
| Ramsgate 1929 (1) |
22nd Kent County Chess Association Congress - British vs Foreigners |
4.5 | / | 7 |
| | | |
| Paris 1929 (1) |
Paris Tournament |
5 | / | 11 |
| | | |
| Hastings 1930 (2) |
10th Hastings Christmas Congress - Premier Reserves |
6.5 | / | 9 |
| | | |
| Antwerp 1930 |
Antwerp Tournament |
1.5 | / | 5 |
| | | |
| Brussels 1930 |
Brussels Tournament |
6.5 | / | 8 |
| | | |
| Verviers 1930 |
10th Belgian Chess Federation Championship |
6.5 | / | 8 |
| | | |
| Hastings 1931 (2) |
11th Hastings Christmas Congress - Premier Reserves |
5.5 | / | 9 |
| | | |
| Antwerp 1931 (1) |
Foreigners - Belgium Team Tournament |
3 | / | 5 |
| | | |
| Antwerp 1931 (2) |
Antwerp Tournament |
7.5 | / | 10 |
| | | |
| Hastings 1932 (2) |
12th Hastings Christmas Congress - Premier Reserves Tournament |
6.5 | / | 9 |
| | | |
| London, England 1932 (3) |
London International - Premier Tournament |
5 | / | 11 |
| | | |
| Antwerp 1932 |
Antwerp Tournament |
4.5 | / | 5 |
| | | |
| Cambridge 1932 (2) |
Cambridge Easter Congress - Major A |
5.5 | / | 7 |
| | | |
| London, England 1932 (7) |
25th British Chess Federation Congress - Major Open Tournament |
9.5 | / | 11 |
| | | |
| Hastings 1933 (2) |
13th Hastings Christmas Congress - Premier Reserves Tournament |
6 | / | 9 |
| | | |
| Antwerp 1933 |
Antwerp Tournament |
4 | / | 5 |
| | | |
| Hastings 1934 (2) |
14th Hastings Christmas Congress - Premier Reserves |
7 | / | 9 |
| | | |
| Antwerp 1934 |
Antwerp Tournament |
4.5 | / | 5 |
| | | |
| Sitges 1934 |
Sitges Tournament |
9.5 | / | 13 |
| | | |
| Barcelona 1934 |
Barcelona Tournament |
6 | / | 8 |
| | | |
| Zandvoort 1934 (2) |
Zandvoort Tournament - Section 2 |
1.5 | / | 3 |
| | | |
| Hastings 1935 (2) |
15th Hastings Christmas Congress - Premier Reserves |
6.5 | / | 9 |
| | | |
| Margate 1935 (2) |
Margate Premier Reserves, Preliminary Group A |
4 | / | 5 |
| | | |
| Margate 1935 (5) |
Margate Premier Reserves - Final A |
3 | / | 5 |
| | | |
| Barcelona 1935 |
Barcelona Tournament |
8 | / | 9 |
| | | |
| Rosas 1935 |
Rosas Tournament |
7.5 | / | 9 |
| | | |
| Mollet 1935 |
Mollet Tournament |
5.5 | / | 7 |
| | | |
