| # | Juoksija | Maratonien määrä | Paras tulos | Ensimmäinen tulos | Viimeinen tulos |
|---|---|---|---|---|---|
| 15631 | Oscar Rosenlew, 1986 | 5 | 4:21:42, Helsinki, 2009 | 4:21:42, Helsinki, 2009 | 4:27:20, Stockholm, 2013 |
| 15632 | Oscar Sandberg, 1990 | 5 | 3:36:25, Helsinki, 2014 | 4:07:54, Helsinki, 2011 | 3:56:15, Helsinki, 2015 |
| 15633 | Oskar Aaltonen, 2000 | 5 | 2:54:02, Tallinn, 2025 | 3:43:51, Turku, 2021 | 2:54:02, Tallinn, 2025 |
| 15634 | Oskar Paakkarinen | 5 | 3:38:21, Lappeenranta, 2014 | 3:38:21, Lappeenranta, 2014 | 5:27:38, Koli, 2019 |
| 15635 | Oskari Honka, 1973 | 5 | 4:28:19, Riga, 2015 | 4:58:01, Helsinki, 2013 | 8:04:44, Savonlinna, 2022 |
| 15636 | Oskari Lehtonen, 1974 | 5 | 3:47:40, Vantaa, 2012 | 5:22:12, Stockholm, 2009 | 3:47:40, Vantaa, 2012 |
| 15637 | Oskari Uotinen | 5 | 3:56:36, Kuopio, 2015 | 4:21:39, Kuopio, 2011 | 4:27:43, Kuopio, 2016 |
| 15638 | Oskari Vainio, 1977 | 5 | 3:45:26, Kaarina, 2025 | 4:42:16, Stockholm, 2024 | 4:41:29, Stockholm, 2026 |
| 15639 | Osmo Kähkönen | 5 | 3:47:08, Kuopio, 2004 | 4:08:55, Joensuu, 2004 | 4:38:54, Joensuu, 2012 |
| 15640 | Ossi Granat, 1984 | 5 | 3:47:59, Rotterdam, 2019 | 4:06:33, Helsinki, 2010 | 4:01:48, Helsinki, 2022 |