| Ceske Budejovice 1927 (2) |
10th Czech Chess Association Congress - Major Tournament B |
6.5 | / | 8 |
| | | |
| Ceske Budejovice 1927 (8) |
10th Czech Chess Association Congress - Major Tournament Final |
5 | / | 9 |
| | | |
| Brno 1928 (1) |
Brno - Bratislava Match |
| | | | | | |
|
Foltys, J. - Rohacek, I.V. |
0.5 - 0.5 |
| | | |
| Prague 1931 (6) |
12th Czech Chess Association Congress - Section A, International |
8 | / | 13 |
| | | |
| Moravska Ostrava 1933 |
12th Congress of the German Chess Federation in Czechoslovakia |
6.5 | / | 11 |
| | | |
| Mnichovo Hradiste 1933 (1) |
13th Czech Chess Association Congress - Championship |
4.5 | / | 11 |
| | | |
| Luhacovice 1935 |
Olympic Selection Tournament |
3 | / | 7 |
| | | |
| Moravska Ostrava 1935 |
Moravska Ostrava Tournament |
10 | / | 11 |
| | | |
| Podebrady 1936 (2) |
14th Czechoslovakia Championship |
11 | / | 17 |
| | | |
| Munich 1936 |
Unofficial Olympiad |
12.5 | / | 19 |
| | | |
| Moravska Ostrava 1936 |
Moravska Ostrava Championship |
13 | / | 13 |
| | | |
| Margate 1937 (1) |
Margate Masters Tournament |
5.5 | / | 9 |
| | | |
| Prague 1937 (1) |
Prague International Tournament |
7 | / | 11 |
| | | |
| Jurata 1937 |
4th Polish Championship |
12 | / | 21 |
| | | |
| Stockholm 1937 (3) |
7th Olympiad |
11.5 | / | 18 |
| | | |
| Rogaska Slatina 1937 |
3rd Yugoslav Master Championship |
9 | / | 14 |
| | | |
| Lodz 1938 |
Lodz Tournament |
7 | / | 15 |
| | | |
| Ljubljana 1938 |
Ljubljana Tournament |
7 | / | 15 |
| | | |
| Prague 1938 (8) |
15th Czechoslovakia Championship |
8 | / | 13 |
| | | |
| Stuttgart 1939 (1) |
Europa Tournament |
5.5 | / | 11 |
| | | |
| Uhersky Brod 1939 |
Uhersky Brod Tournament |
2.5 | / | 5 |
| | | |
| Buenos Aires 1939 (1) |
8th Olympiad - Qualifying Group 1 |
3.5 | / | 5 |
| | | |
| Buenos Aires 1939 (6) |
8th Olympiad - Final A |
7 | / | 11 |
| | | |
| Rakovnik 1940 |
16th Czechoslovakia Championship |
9 | / | 11 |
| | | |
| Moravska Ostrava 1940 (1) |
Moravska Ostrava Tournament |
9.5 | / | 11 |
| | | |
| Moravska Ostrava 1940 (2) |
Moravska Ostrava Tournament |
9 | / | 11 |
| | | |
| Olomouc 1941 |
Olomouc Major Tournament |
9.5 | / | 11 |
| | | |
| Trencianske Teplice 1941 |
Trencianske Teplice Tournament |
10 | / | 11 |
| | | |
| Munich 1941 |
2nd Europa Tournament |
8 | / | 15 |
| | | |
| Holesov 1941 |
Holesov Major Tournament |
6.5 | / | 7 |
| | | |
| Moravska Ostrava 1941 |
Moravska Ostrava Tournament |
7.5 | / | 9 |
| | | |
| Munich 1942 (1) |
Europa Tournament - Group 1 |
7 | / | 11 |
| | | |
| Prague 1942 (1) |
Prague Tournament |
7 | / | 11 |
| | | |
| Prague 1943 (1) |
Prague International Tournament |
12.5 | / | 19 |
| | | |
| Salzburg 1943 |
Salzburg International Tournament |
3.5 | / | 10 |
| | | |
| Prague 1943 (2) |
17th Czechoslovakia Championship |
7 | / | 11 |
| | | |
| Uherske Hradiste 1943 |
Uherske Hradiste Tournament |
5 | / | 6 |
| | | |
| Zlin 1943 |
Zlin Tournament |
10 | / | 13 |
| | | |
| Prague 1944 (1) |
17th Czechoslovakia Championship - Play-off |
1.5 | / | 4 |
| | | |
| Jihlava 1944 |
Jihlava Tournament |
9 | / | 11 |
| | | |
| Hradec Kralove 1944 |
Hradec Kralove Tournament |
10 | / | 13 |
| | | |
| Brno 1944 |
18th Czechoslovakia Championship |
10 | / | 15 |
| | | |
| Moravska Ostrava 1944 |
Moravska Ostrava Tournament |
8.5 | / | 9 |
| | | |
| Moravska Ostrava 1946 (1) |
19th Czechsolovakia Championship |
9.5 | / | 14 |
| | | |
| Prague 1946 (2) |
Treybal Memorial Tournament |
8.5 | / | 13 |
| | | |
| Moravska Ostrava 1946 (2) |
Ostrava Championship |
12 | / | 13 |
| | | |
| The Hague 1947 |
Netherlands - Czechoslovakia Match |
| | | | | | |
|
Foltys, J. - Prins, L. |
1.5 - 0.5 |
| | | |
| London, England 1947 (1) |
Great Britain - Czechoslovakia Match |
| | | | | | |
|
Foltys, J. - Golombek, H. |
2 - 0 |
| | | |
| Birmingham 1947 |
English Midland Counties - Czechoslovakia Match |
| | | | | | |
|
Foltys, J. - Morry, W.R. |
2 - 0 |
| | | |
| Paris 1947 (3) |
France - Czechoslovakia Match |
| | | | | | |
|
Foltys, J. - Rossolimo, N. |
0 - 2 |
| | | |
| Zagreb 1947 |
Yugoslavia - Czechoslovakia Match |
| | | | | | |
|
Foltys, J. - Pirc, V. |
1 - 1 |
| | | |
