| Full Name: | Bianca Denisa Răzor |
| Birth Date: | 8 August 1994 |
| Birth Place: | Cluj-Napoca, Romania[1] |
| Height: | 1.69 m |
| Weight: | 54 kg |
| Sport: | Athletics |
| Event: | 400 metres |
| Club: | CSA Steaua Bucharest[2] |
Bianca Denisa Răzor (born 8 August 1994) is a Romanian sprinter who specializes in the 400 metres. She represented Romania at the 2012 Summer Olympics as well as two World Championships.
| Representing | ||||||
|---|---|---|---|---|---|---|
| 2010 | World Junior Championships | Moncton, Canada | 3rd | 400 m | 53.17 | |
| – | 4 × 400 m relay | DQ | ||||
| European Championships | Barcelona, Spain | 8th | 4 × 400 m relay | 3:29.75 | ||
| Youth Olympic Games | Singapore | bgcolor=silver | 2nd | 400 m | 53.10 | |
| 2011 | European Indoor Championships | Paris, France | 16th (h) | 400 m | 55.08 | |
| World Youth Championships | Lille, France | 5th | 400 m | 52.82 | ||
| 6th | Medley relay | 2:10.17 | ||||
| European Junior Championships | Tallinn, Estonia | bgcolor=gold | 1st | 400 m | 51.96 | |
| – | 4 × 400 m relay | DQ | ||||
| 2012 | European Championships | Helsinki, Finland | 7th | 4 × 400 m relay | 3:29.80 | |
| World Junior Championships | Barcelona, Spain | 6th | 400 m | 52.20 | ||
| – | 4 × 400 m relay | DQ | ||||
| Olympic Games | London, United Kingdom | 29th (h) | 400 m | 52.83 | ||
| 2013 | European Junior Championships | Rieti, Italy | bgcolor=silver | 2nd | 400 m | 51.82 |
| 6th | 4 × 400 m relay | 3:38.57 | ||||
| World Championships | Moscow, Russia | 13th (sf) | 400 m | 51.49 | ||
| 7th | 4 × 400 m relay | 3:28.40 | ||||
| Jeux de la Francophonie | Nice, France | 3rd | 400 m | 52.69 | ||
| bgcolor=gold | 1st | 4 × 400 m relay | 3:29.81 | |||
| 2014 | World Indoor Championships | Sopot, Poland | 8th (h) | 4 × 400 m relay | 3:38.18 | |
| European Championships | Zürich, Switzerland | 6th | 400 m | 51.95 | ||
| 9th (h) | 4 × 400 m relay | 3:33.84 | ||||
| 2015 | European Indoor Championships | Prague, Czech Republic | 15th (h) | 400 m | 53.76 | |
| European U23 Championships | Tallinn, Estonia | bgcolor=gold | 1st | 400 m | 51.31 | |
| World Championships | Beijing, China | 13th (sf) | 400 m | 51.05 | ||
| 11th (h) | 4 × 400 m relay | 3:28.60 | ||||
| Military World Games | Mungyeong, South Korea | bgcolor=silver | 2nd | 400 m | 51.81 | |
| 2016 | World Indoor Championships | Portland, United States | 9th (sf) | 400 m | 53.34 | |
| 3rd | 4 × 400 m relay | 3:31.51 | ||||
| Olympic Games | Rio de Janeiro, Brazil | 33rd (h) | 400 m | 52.42 | ||
| 14th (h) | 4 × 400 m relay | 3:29.87 | ||||
| 2017 | European Indoor Championships | Belgrade, Serbia | 19th (h) | 400 m | 54.11 | |
| World Championships | London, United Kingdom | 18th (sf) | 400 m | 52.09 | ||
| Universiade | Taipei, Taiwan | 3rd | 400 m | 51.97 | ||
| 3rd | 4 × 400 m relay | 3:34.16 | ||||
| DécaNation | Angers, France | bgcolor=silver | 2nd | 400 m | 52.98 | |
| 2018 | European Championships | Berlin, Germany | 20th (sf) | 400 m | 52.27 | |
| 7th | 4 × 400 m relay | 3:32.15 | ||||
| 2019 | European Indoor Championships | Glasgow, United Kingdom | 9th (sf) | 800 m | 2:03.65 | |
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