Male Professionals
There were some amazing runs this season, with Ben Hoffman’s 2:36:09 the fastest of the year and also one of the best performances. Arguably, Tyler Butterfield’s 2:38 from Cozumel has been a better performance, also Jan Frodeno had two better 2019 marathon performances in his wins in Frankfurt and Kona.
TOP 10 Run Times of 2019
| Rank | Name | Nation | Actual Time | Race |
| 1 | Ben Hoffman | USA | 02:36:09 | IM Florida on 2019-11-02 |
| 2 | Tyler Butterfield | BMU | 02:38:29 | IM Cozumel on 2019-11-24 |
| 3 | Joe Skipper | GBR | 02:39:01 | IM Florida on 2019-11-02 |
| 4 | Mike Phillips | NZL | 02:40:04 | IM New Zealand on 2019-03-02 |
| 5 | David McNamee | GBR | 02:41:01 | Challenge Roth on 2019-07-07 |
| 6 | Alessandro Degasperi | ITA | 02:42:05 | Challenge Roth on 2019-07-07 |
| 7 | Patrik Nilsson | SWE | 02:42:20 | IM Texas on 2019-04-27 |
| 8 | Cody Beals | CAN | 02:42:28 | IM Mont Tremblant on 2019-08-18 |
| 9 | Miquel Blanchart Tinto | ESP | 02:42:38 | IM Barcelona on 2019-10-06 |
| 10 | Jan Frodeno | GER | 02:42:43 | IM Hawaii on 2019-10-12 |
TOP 10 Run Performances of 2019
| Rank | Name | Nation | Normalized Time | Actual Time | Race |
| 1 | Tyler Butterfield | BMU | 02:35:16 | 02:38:29 | IM Cozumel on 2019-11-24 |
| 2 | Jan Frodeno | GER | 02:39:17 | 02:43:57 | IM Germany on 2019-06-30 |
| 3 | Jan Frodeno | GER | 02:40:57 | 02:42:43 | IM Hawaii on 2019-10-12 |
| 4 | Ben Hoffman | USA | 02:41:22 | 02:43:08 | IM Hawaii on 2019-10-12 |
| 5 | Levi Maxwell | AUS | 02:41:57 | 02:45:33 | Challenge Anhui on 2019-10-20 |
| 6 | Sebastian Kienle | GER | 02:42:41 | 02:47:27 | IM Germany on 2019-06-30 |
| 7 | Ben Hoffman | USA | 02:43:18 | 02:36:09 | IM Florida on 2019-11-02 |
| 8 | Franz Loeschke | GER | 02:43:27 | 02:48:15 | IM Germany on 2019-06-30 |
| 9 | Cody Beals | CAN | 02:43:32 | 02:42:28 | IM Mont Tremblant on 2019-08-18 |
| 10 | Matt Hanson | USA | 02:43:40 | 02:48:34 | IM Boulder on 2019-06-09 |
Female Professionals
Anne Haug’s Kona winning 2:51 marathon is both the fastest 2019 female time and best female run performance.
TOP 10 Run Times of 2019
| Rank | Name | Nation | Actual Time | Race |
| 1 | Anne Haug | GER | 02:51:07 | IM Hawaii on 2019-10-12 |
| 2 | Sarah Piampiano | USA | 02:53:18 | IM Brasil on 2019-05-26 |
| 3 | Kristin Liepold | GER | 02:53:50 | IM Tallinn on 2019-08-03 |
| 4 | Kristin Liepold | GER | 02:54:04 | IM Cairns on 2019-06-09 |
| 5 | Kristin Liepold | GER | 02:55:34 | IM New Zealand on 2019-03-02 |
| 6 | Sara Svensk | SWE | 02:56:09 | IM Barcelona on 2019-10-06 |
| 7 | Sarah Piampiano | USA | 02:56:21 | IM Hamburg on 2019-07-28 |
| 8 | Kaisa Sali | FIN | 02:57:18 | IM Hawaii on 2019-10-12 |
| 9 | Daniela Ryf | SUI | 02:57:23 | IM Texas on 2019-04-27 |
| 10 | Anne Haug | GER | 02:57:26 | IM Copenhagen on 2019-08-18 |
TOP 10 Run Performances of 2019
| Rank | Name | Nation | Normalized Time | Actual Time | Race |
| 1 | Anne Haug | GER | 02:49:16 | 02:51:07 | IM Hawaii on 2019-10-12 |
| 2 | Kaisa Sali | FIN | 02:55:23 | 02:57:18 | IM Hawaii on 2019-10-12 |
| 3 | Kristin Liepold | GER | 02:56:33 | 02:54:04 | IM Cairns on 2019-06-09 |
| 4 | Gurutze Frades Larralde | ESP | 02:56:49 | 02:58:45 | IM Hawaii on 2019-10-12 |
| 5 | Sarah Crowley | AUS | 02:57:23 | 02:59:20 | IM Hawaii on 2019-10-12 |
| 6 | Corinne Abraham | GBR | 02:57:31 | 02:59:28 | IM Hawaii on 2019-10-12 |
| 7 | Anne Haug | GER | 02:57:43 | 02:57:26 | IM Copenhagen on 2019-08-18 |
| 8 | Sarah Piampiano | USA | 02:57:58 | 02:56:21 | IM Hamburg on 2019-07-28 |
| 9 | Lisa Roberts | USA | 02:58:06 | 03:02:22 | Challenge Taiwan on 2019-04-27 |
| 10 | Kristin Liepold | GER | 02:58:27 | 03:00:24 | IM Hawaii on 2019-10-12 |