- 13.02.1967.
- Follower of school «Haskovo».
- Citizenship: Bulgaria.
Playing career:
- «Haskovo» Bulgaria – 1985-1990.
- «Levski» Sofia, Bulgaria – 1990-1992, 1994-1996, 1998-2003. Champion of Bulgaria (1995, 2000-2002). Bulgarian Cup Winner (1991, 1992, 2000, 2002, 2003);
- «Fenerbahce» Istanbul, Turkey – 1992-1993;
- CSKA Sofia – 1993-1994;
- «Campomaiorense» Portugal – 1996-1997;
- Bulgaria national team (1992–2000) – 14 matches, 3 goals.
Coaching career:
- Head coach of «Levski «Sofia, Bulgaria – 2004-2008. Champion of Bulgaria (2006-2007);
- Head coach of «Litex» Lovech, Bulgaria – 2008-2009;
- Bulgaria national team head coach (2007, 2009-2010);
- Head coach of «Anorthosis» Famagusta, Cyprus – 2011;
- Head coach of «Botev» Plovdiv, Bulgaria – 2013-2014;
- Head coach of «Astana» (2014-2018). Champion of Kazakhstan (2014-2017). Kazakhstan Cup Winner (2016). Winner of the Super Cup of Kazakhstan (2015, 2018). Qualifying for the UEFA Champions League group stage (2015-2016). Qualifying for the playoffs of the Europa League (2017-2018). The best coach in Bulgaria (according to mass media) – 2015. Best KPL Coach – 2015-2017;
- Head coach of the national team of Kazakhstan – 2018-2019;
- Awarded with the highest award in the field of sports in Bulgaria, Order «The Crown of the Winner» – «for achievements as a player, for coaching merits and contribution to the development of Bulgarian football» (July 1, 2018).
National team of Kazakhstan
- In the period from March 1, 2018 to January 17, 2019, S. Stoilov was the head coach of the National Team of Kazakhstan. Under his leadership, the team played in the 2018-2019 UEFA Nations League Group 1 League «D» double-round tournament. The team took 2nd place out of 4 teams, ahead of the teams of Azerbaijan and Andorra, losing to the Georgian team.
- In total, under the leadership of S. Stoilov, the team played 9 matches: +3-3=3, goals 15-11 (44.4% of points scored).
- Biggest win: 16.10.2018. Astana. Kazakhstan – Andorra 4:0.
- Biggest defeat: 06.09.2018. Astana. Georgia – Kazakhstan 2:0.
- Top story: for the first time since joining UEFA, the coach of the Kazakhstan national team, together with the team, has achieved a positive balance in the scored/missed goals column (+4) during their work.