| # | Juoksija | Maratonien määrä | Paras tulos | Ensimmäinen tulos | Viimeinen tulos |
|---|---|---|---|---|---|
| 31861 | Jaakko Jokela | 2 | 3:52:30, Rovaniemi, 2007 | 3:52:30, Rovaniemi, 2007 | 4:33:19, Rovaniemi, 2012 |
| 31862 | Jaakko Juolahti | 2 | 4:51:24, Sotkamo, 2009 | 5:44:51, Berlin, 2008 | 4:51:24, Sotkamo, 2009 |
| 31863 | Jaakko Kahala, 1975 | 2 | 4:04:09, Helsinki, 2005 | 4:04:09, Helsinki, 2005 | 4:32:39, Helsinki, 2007 |
| 31864 | Jaakko Kaivonen, 1975 | 2 | 4:40:51, Stockholm, 2016 | 4:40:51, Stockholm, 2016 | 4:49:29, Stockholm, 2017 |
| 31865 | Jaakko Kaukonen, 1967 | 2 | 3:55:24, Amsterdam, 2006 | 3:55:59, Amsterdam, 2005 | 3:55:24, Amsterdam, 2006 |
| 31866 | Jaakko Kauppinen | 2 | 3:13:25, Suomussalmi, 2015 | 3:25:55, Oulu, 2015 | 3:13:25, Suomussalmi, 2015 |
| 31867 | Jaakko Keinänen | 2 | 3:11:03, Amsterdam, 2022 | 3:14:50, Kuopio, 2005 | 3:11:03, Amsterdam, 2022 |
| 31868 | Jaakko Keppo, 1993 | 2 | 3:50:11, Stockholm, 2019 | 5:31:59, Koli, 2013 | 3:50:11, Stockholm, 2019 |
| 31869 | Jaakko Keskikuru | 2 | 3:07:36, Oulu, 2006 | 3:23:25, Oulu, 2005 | 3:07:36, Oulu, 2006 |
| 31870 | Jaakko Kesti | 2 | 4:27:14, Oulu, 2014 | 4:27:14, Oulu, 2014 | 5:46:35, Pyhätunturi, 2023 |