Danekova was scheduled to compete in the 2016 Summer Olympics but was provisionally suspended after a failed A-sample test given a few days after her arrival in Brazil. Her doping violation was later confirmed and she was handed a 4-year ban set to end on 12 August 2020.
|2010||World Half Marathon Championships||Nanning, China||46th||3000 m s'chase||1:21:21|
|2012||European Championships||Helsinki, Finland||11th||3000 m s'chase||9:51.45|
|Olympic Games||London, United Kingdom||38th (h)||3000 m s'chase||9:59.52|
|World Half Marathon Championships||Kavarna, Bulgaria||55th||3000 m s'chase||1:24:07|
|2013||European Indoor Championships||Gothenburg, Sweden||17th (h)||1500 m||4:17.62|
|World Championships||Moscow, Russia||14th||3000 m s'chase||9:58.57|
|2014||European Championships||Zürich, Switzerland||8th||3000 m s'chase||9:44.81|
|2015||European Indoor Championships||Prague, Czech Republic||11th||1500 m||4:25.44|
|World Championships||Beijing, China||28th (h)||3000 m s'chase||9:46.31|
- 3000 metres steeplechase – 9:35.66 (Moscow 2013)
- Half marathon – 1:15:02 (Albi 2005)
- Marathon – 2:52:27 (Sofia 2013)
- 1500 metres – 4:16.04 (Istanbul 2015)
- Silvia Danekova at World Athletics
- "Rio Olympics 2016: Bulgarian Silvia Danekova fails drugs test". BBC Sport. 11 August 2016. Retrieved 11 August 2016.
- "List of athletes currently serving a period of ineligibility as a result of an anti-doping rule violation under IAAF rules". IAAF. 1 January 2018. Retrieved 27 February 2018.
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