Nataliya Viktorivna Tobias (Ukrainian: Наталія Вікторівна Тобіас, née Sydorenko (Сидоренко); born 22 November 1980 in Serov, Soviet Union) is a female former middle-distance runner from Ukraine, who specialized in the 1500 metres. She holds personal bests of 4:01.78 minutes for the 1500 m, 2:02.31 minutes for the 800 metres, and 8:51.32 minutes for the 3000 metres.
Nataliya Tobias at the 2015 European Team Championships
|2008 Beijing||1500 m|
|2003 Daegu||1500 m|
Tobias represented her country at the Olympics twice, including a 1500 m bronze medal at the 2008 Beijing Olympics. She also competed at the World Championships in Athletics in 2007 and 2011, and was the 1500 m gold medallist at the 2003 Summer Universiade. During her career she won Ukrainian national titles in five different events.
|1999||European Junior Championships||Riga, Latvia||2nd||1500 m||4:15.91|
|2001||European U23 Championships||Amsterdam, Netherlands||9th||1500 m||4:17.21|
|3rd||4 × 400 m relay||3:34.16|
|Universiade||Beijing, China||5th||1500 m||4:12.38|
|2003||Universiade||Daegu, South Korea||1st||1500 m||4:11.69|
|2004||World Indoor Championships||Budapest, Hungary||5th||1500 m||4:09.03|
|World Athletics Final||Monte Carlo, Monaco||9th||3000 m||8:54.32|
|Olympic Games||Athens, Greece||14th (sf)||1500 m||4:07.55|
|2006||World Indoor Championships||Moscow, Russia||11th (h)||1500 m||4:15.55|
|European Championships||Gothenburg, Sweden||7th||1500 m||4:02.71|
|2007||European Indoor Championships||Birmingham, United Kingdom||6th||1500 m||4:09.62|
|World Championships||Osaka, Japan||9th||1500 m||4:10.56|
|38th (h)||3000 m s'chase||10:11.58|
|2008||World Indoor Championships||Valencia, Spain||13th (h)||1500 m||4:11.71|
|Olympic Games||Beijing, China||3rd||1500 m||4:01.78|
|2011||European Indoor Championships||Paris, France||19th (h)||1500 m||4:16.67|
|World Championships||Daegu, South Korea||DSQ (9th)||1500 m||DSQ (4:08.68)|
|2012||World Indoor Championships||Istanbul, Turkey||DSQ (9th)||3000 m||DSQ (9:00.78)|
- Ukrainian Athletics Championships
- 800 m: 2006
- 3000 m steeplechase: 2007
- 5000 m: 2003
- Ukrainian Indoor Athletics Championships
- 1500 m: 2004, 2008, 2011
- 3000 m: 2003, 2011
- Nataliya Tobias. Sports Reference. Retrieved 2019-04-30.
- Nataliya Tobias. IAAF. Retrieved 2019-04-30.
- World Student Games (Universiade - Women). GBR Athletics. Retrieved 2019-04-30.
- "Track athletes caught doping ahead of Games". stuff.co.nz. Retrieved 26 July 2012. CS1 maint: discouraged parameter (link)