Game |
| Result | Moves |
Year | Event/Locale | Opening |
1. V Palomaa vs M Rantanen |
| 1-0 | 24 | 1932 | City match Tampere-Helsinki | D43 Queen's Gambit Declined Semi-Slav |
2. H Carlsson vs M Rantanen |
| ½-½ | 50 | 1945 | Match/Nation FIN-SWE | D83 Grunfeld, Grunfeld Gambit |
3. M Rantanen vs H Carlsson |
| 0-1 | 44 | 1945 | Match/Nation FIN-SWE | D78 Neo-Grunfeld, 6.O-O c6 |
4. E Book vs M Rantanen |
| 1-0 | 33 | 1946 | Helsinki | C05 French, Tarrasch |
5. M Rantanen vs K Ojanen |
| ½-½ | 38 | 1946 | Helsinki | A08 King's Indian Attack |
6. M Rantanen vs B Sundberg |
| 0-1 | 37 | 1946 | Match/Nation FIN-SWE | A14 English |
7. B Sundberg vs M Rantanen |
 | ½-½ | 33 | 1946 | Match/Nation FIN-SWE | D03 Torre Attack (Tartakower Variation) |
8. M Laisaari vs M Rantanen |
| 1-0 | 41 | 1947 | Helsinki | D33 Queen's Gambit Declined, Tarrasch |
9. Z Nilsson vs M Rantanen |
| ½-½ | 57 | 1948 | Saltsjobaden tt | D52 Queen's Gambit Declined |
10. M Rantanen vs I Johannsson |
| 0-1 | 24 | 1954 | Amsterdam Olympiad qual-1 | E90 King's Indian |
11. M Rantanen vs Z Kovacs |
| 0-1 | 74 | 1954 | Amsterdam Olympiad qual-1 | E74 King's Indian, Averbakh, 6...c5 |
12. W Nash vs M Rantanen |
| 0-1 | 29 | 1954 | Amsterdam Olympiad Final-B | C07 French, Tarrasch |
13. M Rantanen vs G P Thibaut |
| 1-0 | 72 | 1954 | Amsterdam Olympiad Final-B | E72 King's Indian |
14. Z Kovacs vs M Rantanen |
| 1-0 | 66 | 1954 | Amsterdam Olympiad Final-B | D51 Queen's Gambit Declined |
15. W Ramm vs M Rantanen |
| 0-1 | 69 | 1954 | Amsterdam Olympiad Final-B | D45 Queen's Gambit Declined Semi-Slav |
16. M Rantanen vs M Fox |
| 1-0 | 88 | 1954 | Amsterdam Olympiad Final-B | A49 King's Indian, Fianchetto without c4 |
17. M Rantanen vs C Rivera |
| ½-½ | 34 | 1954 | Amsterdam Olympiad Final-B | E41 Nimzo-Indian |
18. S Burstein vs M Rantanen |
| 1-0 | 40 | 1954 | Amsterdam Olympiad Final-B | C07 French, Tarrasch |
19. M Rantanen vs E Weichselbaumer |
| 1-0 | 39 | 1954 | Amsterdam Olympiad Final-B | E17 Queen's Indian |
20. U Cala vs M Rantanen |
| ½-½ | 60 | 1954 | Amsterdam Olympiad Final-B | A30 English, Symmetrical |
21. M Rantanen vs J Walsh |
| 1-0 | 63 | 1956 | Moscow Olympiad qual-3 | E69 King's Indian, Fianchetto, Classical Main line |
22. M Rantanen vs K Darga |
| ½-½ | 34 | 1956 | Moscow Olympiad qual-3 | E10 Queen's Pawn Game |
23. W Ader Hausman vs M Rantanen |
| ½-½ | 37 | 1956 | Moscow Olympiad qual-3 | D38 Queen's Gambit Declined, Ragozin Variation |
24. J Penrose vs M Rantanen |
| 1-0 | 35 | 1956 | Moscow Olympiad qual-3 | B84 Sicilian, Scheveningen |
25. Panno vs M Rantanen |
| ½-½ | 83 | 1956 | Moscow Olympiad qual-3 | A14 English |