Jan Fröhlich
Jan Fröhlich is a male badminton player from the Czech Republic.
Career
He won the men's singles title at the Czech National Badminton Championships ten times from 1998-2006 back to back and in 2012, also in the men's doubles event in 2000, 2001, and 2005. Fröhlich played the 2007 BWF World Championships in men's singles, and was defeated in the first round by Chan Yan Kit, of Hong Kong, 21-15, 21-9. 2005 he won the Kenya International.Achievements
BWF International Challenge/Series
Men's singles| Year | Tournament | Opponent | Score | Result |
| 2016 | Chile International |  Osleni Guerrero | 21–14, 8–21, 14–21 | Runner-up |
| 2014 | Suriname International | Osleni Guerrero | 7–21 Retired | Runner-up |
| 2014 | Giraldilla International |  Bjorn Seguin | 21–9, 21–6 | Winner |
| 2013 | Suriname International | Osleni Guerrero | 11–21, 18–21 | Runner-up |
| 2013 | Argentina International |  Arnaud Genin | 21–18, 19–21, 17–21 | Runner-up |
| 2013 | Mercosul International |  Misha Zilberman | 21–15, 21–16 | Winner |
| 2013 | Hellas International |  Misbun Ramdan Mohmed Misbun | 14–21, 13–21 | Runner-up |
| 2013 | Giraldilla International | Osleni Guerrero | 19–21, 3–21 | Runner-up |
| 2012 | Ethiopia International |  Asnake Getachew Sahilu | 21–10, 21–4 | Winner |
| 2011 | Uganda International |  Kaveh Mehrabi | 21–15, 12–1 Retired | Winner |
| 2009 | Mauritius International | Maxime Mora | Walkover | Winner |
| 2007 | Bulgarian International |  Kevin Cordon | 21–13, 17–7 Retired | Winner |
| 2006 | Slovak International |  Kasper Ipsen | 21–12, 19–21, 21–18 | Winner |
| 2002 | Iceland International |  Bobby Milroy | 13–15, 2–15 | Runner-up |
Men's doubles
| Year | Tournament | Partner | Opponent | Score | Result |
| 2015 | Puerto Rico International |  Matej Hliničan |  Job Castillo Lino Munoz | 19–21, 20–22 | Runner-up |
| 2013 | Mercosul International |  Zdeněk Sváta |  Hugo Arthuso Alex Yuwan Tjong | 20–22, 15–21 | Runner-up |
| 2013 | Giraldilla International | Zdeněk Sváta |  Nelson Javier Freddy Lopez | 21–8, 21–14 | Winner |
| 2005 | Kenya International | Jan Vondra |  Chris Dednam Roelof Dednam | 15–11, 15–4 | Winner |
Mixed doubles
| Year | Tournament | Partner | Opponent | Score | Result |
| 2013 | Hatzor International |  Katerina Zvereva | Vladimir Malkov Viktoriia Vorobeva | 19–21, 7–21 | Runner-up |
| 2005 | Slovak International | Hana Milisová |  Adam Cwalina Małgorzata Kurdelska | 15–4, 15–1 | Winner |