| 34497 | Martinez Camacho - Hardfeldt | 0-1 | 9th of October 2009 18:00:02 | (chess) | rated |
| 34502 | Hardfeldt - Pantal | 1-0 | 7th of October 2009 21:12:31 | (chess) | rated |
| 34506 | Price - Hardfeldt | 1/2-1/2 | 8th of September 2009 21:43:32 | (chess) | rated |
| 34509 | Hardfeldt - Denchev | 1-0 | 13th of October 2009 10:43:25 | (chess) | rated |
| 34511 | Panov - Hardfeldt | 1/2-1/2 | 11th of October 2009 20:36:08 | (chess) | rated |
| 34513 | Hardfeldt - Hrubaru | 1-0 | 17th of October 2009 17:52:59 | (chess) | rated |
| 36807 | Uzdin - Hardfeldt | 1/2-1/2 | 26th of November 2009 15:18:35 | (chess) | rated |
| 36812 | Hardfeldt - Helmer | 1/2-1/2 | 22nd of January 2010 18:23:07 | (chess) | rated |
| 36816 | Salonen - Hardfeldt | 1/2-1/2 | 2nd of December 2009 15:35:51 | (chess) | rated |
| 36820 | Hardfeldt - Kis-Kos | 1-0 | 24th of December 2009 12:04:30 | (chess) | rated |
| 36821 | Ruano - Hardfeldt | 0-1 | 7th of February 2010 16:14:58 | (chess) | rated |
| 36822 | Hardfeldt - Segovia | 1-0 | 3rd of December 2009 03:53:43 | (chess) | rated |
| 38176 | Hardfeldt - Nunez | 1/2-1/2 | 25th of February 2010 00:18:36 | (chess) | rated |
| 38181 | Zaccaria - Hardfeldt | 0-1 | 27th of March 2010 21:39:56 | (chess) | rated |
| 38186 | Hardfeldt - Ignatyev | 1-0 | 20th of December 2009 20:34:52 | (chess) | rated |
| 38187 | Vasquez - Hardfeldt | 0-1 | 17th of March 2010 09:15:36 | (chess) | rated |
| 38188 | Hardfeldt - Mieza | 1/2-1/2 | 17th of February 2010 01:03:45 | (chess) | rated |
| 38189 | Sarraute - Hardfeldt | 0-1 | 23rd of January 2010 08:25:03 | (chess) | rated |
| 38667 | Hardfeldt - Sarraute | 1-0 | 29th of January 2010 20:39:21 | (go) | rated |
| 38672 | Kehayov - Hardfeldt | 1-0 | 12th of February 2010 17:10:57 | (go) | rated |
| 38676 | Hardfeldt - Cranciova | 0-1 | 11th of February 2010 15:00:30 | (go) | rated |
| 38679 | Didierlaurent - Hardfeldt | 1-0 | 4th of March 2010 22:48:01 | (go) | rated |
| 38682 | Hardfeldt - Ibbitson | 1-0 | 2nd of February 2010 08:45:52 | (go) | rated |
| 38683 | Konig - Hardfeldt | 1-0 | 1st of May 2010 11:20:30 | (go) | rated |
| 40469 | Panov - Hardfeldt | 1/2-1/2 | 23rd of May 2010 23:05:15 | (chess) | rated |
| 40475 | Hardfeldt - Tanda | 1/2-1/2 | 12th of July 2010 16:47:12 | (chess) | rated |
| 40476 | Nunez - Hardfeldt | 1/2-1/2 | 28th of May 2010 19:51:09 | (chess) | rated |
| 40477 | Hardfeldt - Riline | 1-0 | 31st of March 2010 07:06:41 | (chess) | rated |
| 40478 | Martinez - Hardfeldt | 1/2-1/2 | 25th of March 2010 17:35:53 | (chess) | rated |
| 40479 | Hardfeldt - Konig | 1-0 | 22nd of March 2010 05:48:58 | (chess) | rated |
| 43785 | Hardfeldt - Mascetra | 1-0 | 2nd of September 2010 23:01:25 | (chess) | rated |
| 43786 | Olmos - Hardfeldt | 0-1 | 13th of July 2010 09:27:00 | (chess) | rated |
| 43787 | Hardfeldt - Panov | 1-0 | 9th of October 2010 21:31:05 | (chess) | rated |
| 43788 | Kokoryukin - Hardfeldt | 1/2-1/2 | 2nd of July 2010 21:51:13 | (chess) | rated |
| 43789 | Hardfeldt - Stockhammar | 1-0 | 19th of July 2011 19:02:17 | (chess) | rated |
| 43790 | Flores - Hardfeldt | 1-0 | 17th of November 2010 11:28:22 | (chess) | rated |
| 44930 | Hardfeldt - Legrand | 1/2-1/2 | 14th of January 2011 08:50:38 | (chess) | rated |
| 44935 | Panov - Hardfeldt | 1/2-1/2 | 17th of July 2010 20:37:10 | (chess) | rated |
| 44940 | Hardfeldt - Andrucis | 1-0 | 2nd of December 2010 23:40:12 | (chess) | rated |
| 44941 | Moreno - Hardfeldt | 1/2-1/2 | 23rd of September 2010 23:52:16 | (chess) | rated |
| 44942 | Hardfeldt - Davis | 1-0 | 25th of August 2010 10:47:26 | (chess) | rated |
| 44943 | Zaunercik - Hardfeldt | 0-1 | 10th of September 2010 17:55:01 | (chess) | rated |
| 50481 | Mamrukov - Hardfeldt | 1/2-1/2 | 14th of February 2011 09:16:56 | (chess) | rated |
| 50486 | Hardfeldt - Osipov | 1-0 | 12th of December 2010 11:53:09 | (chess) | rated |
| 50490 | Ropokis - Hardfeldt | 0-1 | 7th of January 2011 20:25:41 | (chess) | rated |
| 50493 | Hardfeldt - Vasquez | 1-0 | 23rd of January 2012 23:27:37 | (chess) | rated |
| 50495 | Faust - Hardfeldt | 0-1 | 17th of February 2011 16:41:47 | (chess) | rated |
| 50497 | Hardfeldt - Dyson | 1-0 | 10th of August 2011 20:35:10 | (chess) | rated |
| 53439 | Kofinas - Hardfeldt | 0-1 | 22nd of April 2011 04:06:36 | (chess) | rated |
| 53445 | Hardfeldt - Schutte | 1/2-1/2 | 27th of July 2011 21:01:33 | (chess) | rated |
| 53446 | Velasco - Hardfeldt | 1/2-1/2 | 6th of July 2011 18:22:17 | (chess) | rated |
| 53447 | Hardfeldt - Ralls | 1-0 | 16th of July 2011 20:22:00 | (chess) | rated |
| 53448 | Ezhov - Hardfeldt | 0-1 | 29th of August 2011 21:28:50 | (chess) | rated |
| 53449 | Hardfeldt - Kasznia | 1/2-1/2 | 5th of July 2011 20:17:49 | (chess) | rated |
| 59049 | Richard - Hardfeldt | 1/2-1/2 | 13th of January 2012 12:21:30 | (chess) | rated |
| 59054 | Hardfeldt - Riha | 1/2-1/2 | 4th of November 2011 19:43:47 | (chess) | rated |
| 59058 | Duenas - Hardfeldt | 1/2-1/2 | 4th of November 2011 10:38:50 | (chess) | rated |
| 59061 | Hardfeldt - Staples | 1-0 | 9th of February 2012 07:17:18 | (chess) | rated |
| 59063 | Wolf - Hardfeldt | 1/2-1/2 | 27th of February 2012 15:23:29 | (chess) | rated |
| 59065 | Hardfeldt - Markus | 0-1 | 6th of June 2012 03:17:53 | (chess) | rated |
| 62128 | Khokhlov - Hardfeldt | 0-1 | 10th of April 2012 19:55:02 | (chess) | rated |
| 62134 | Hardfeldt - Rogers | 1/2-1/2 | 3rd of April 2012 20:14:35 | (chess) | rated |
| 62135 | Lommler - Hardfeldt | 1/2-1/2 | 27th of March 2012 00:20:02 | (chess) | rated |
| 62136 | Hardfeldt - Strohmeier | 1-0 | 5th of February 2012 17:59:14 | (chess) | rated |
| 62137 | Toutaoui - Hardfeldt | 0-1 | 2nd of April 2012 22:02:31 | (chess) | rated |
| 62138 | Hardfeldt - Chang | 1-0 | 15th of March 2012 20:44:50 | (chess) | rated |
| 65433 | Hardfeldt - Zmolil | 0-1 | 11th of June 2012 04:00:10 | (chess) | rated |
| 65434 | Hoe - Hardfeldt | 1-0 | 10th of June 2012 15:58:30 | (chess) | rated |
| 65435 | Hardfeldt - Barrish | 0-1 | 9th of June 2012 03:49:27 | (chess) | rated |
| 65436 | Nenciulescu - Hardfeldt | 1-0 | 8th of June 2012 03:38:33 | (chess) | rated |
| 65437 | Hardfeldt - Martinez | 0-1 | 8th of June 2012 15:39:02 | (chess) | rated |
| 65438 | Basant - Hardfeldt | 1-0 | 8th of June 2012 03:38:33 | (chess) | rated |
| 70780 | Hardfeldt - Hasyn | 1-0 | 4th of March 2013 17:01:02 | (chess) | rated |
| 70785 | Velasco - Hardfeldt | 0-1 | 21st of February 2013 21:43:54 | (chess) | rated |
| 70789 | Hardfeldt - Staples | 1-0 | 6th of March 2013 17:01:40 | (chess) | rated |
| 70792 | Nunez - Hardfeldt | 0-1 | 27th of September 2013 14:15:14 | (chess) | rated |
| 70795 | Hardfeldt - Jozefini | 1-0 | 9th of July 2013 07:20:08 | (chess) | rated |
| 70796 | Gorbatov - Hardfeldt | 1/2-1/2 | 1st of July 2013 11:10:40 | (chess) | rated |
| 76556 | Vasquez - Hardfeldt | 1/2-1/2 | 27th of February 2014 04:35:53 | (chess) | rated |
| 76562 | Hardfeldt - Sorcinelli | 1/2-1/2 | 3rd of November 2013 12:09:32 | (chess) | rated |
| 76563 | Altieri - Hardfeldt | 0-1 | 5th of November 2013 20:56:44 | (chess) | rated |
| 76564 | Hardfeldt - Dyson | 1-0 | 18th of January 2014 20:21:48 | (chess) | rated |
| 76565 | Salonen - Hardfeldt | 0-1 | 25th of November 2013 07:48:17 | (chess) | rated |
| 76566 | Hardfeldt - Domingo | 1/2-1/2 | 1st of December 2013 22:10:04 | (chess) | rated |
| 78998 | Ponce - Hardfeldt | 1/2-1/2 | 15th of April 2014 10:13:18 | (chess) | rated |
| 79006 | Hardfeldt - Ortiz | 1/2-1/2 | 17th of April 2014 21:09:00 | (chess) | rated |
| 79007 | Munoz Portugal - Hardfeldt | 1/2-1/2 | 4th of June 2014 20:05:48 | (chess) | rated |
| 79008 | Hardfeldt - Faust | 1-0 | 24th of April 2014 15:32:22 | (chess) | rated |
| 79009 | von Buttlar - Hardfeldt | 0-1 | 11th of June 2014 22:17:35 | (chess) | rated |
| 79010 | Hardfeldt - Haack | 1-0 | 4th of May 2014 08:53:27 | (chess) | rated |
| 79011 | Frame - Hardfeldt | 0-1 | 19th of March 2014 21:02:08 | (chess) | rated |
| 79012 | Hardfeldt - Pechova | 1-0 | 9th of July 2014 05:15:56 | (chess) | rated |