Kostadin Yanchev
| Date of birth | 19 March 1963 |
| Place of birth | Sofia |
| Nationality | Bulgarian |
| Height | 1.76 m |
| Position | Midfielder |
International stats
| Season | Team | Competition | Apps | Subs | Goals | Y | R |
|---|---|---|---|---|---|---|---|
| 1983-84 | Bulgaria | International Friendly | 2 | 2 |
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| 1983-84 | Bulgaria | Olympics | 3 | ||||
| 1984-85 | Bulgaria | FIFA World Cup | 1 | ||||
| 1984-85 | Bulgaria | International Friendly | 3 |
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| 1985-86 | Bulgaria | International Friendly | 1 | ||||
| 1987-88 | Bulgaria | Olympics | 2 | ||||
| 1987-88 | Bulgaria | OT | 1 |
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| 1989-90 | Bulgaria | FIFA World Cup | 1 | ||||
| 1989-90 | Bulgaria | International Friendly | 1 | ||||
| 1990-91 | Bulgaria | International Friendly | 1 | ||||
| 1990-91 | Bulgaria | UEFA European Championship | 3 |
Please note: Career stats are based on performances in the Premier and Football Leagues and (in most cases all) internationals.
International matches
| Date | Match | Result | Competition | Round | |
|---|---|---|---|---|---|
| 05 Feb 1984 | Morocco v Bulgaria | D | 1-1 | International Friendly | |
| 15 Feb 1984 | Bulgaria v West Germany | L | 2-3 | International Friendly | |
| 28 Mar 1984 | Bulgaria v Greece | D | 0-0 | Olympics | Group A |
| 02 Apr 1984 | Kuwait v Bulgaria | D | 1-1 | International Friendly | |
| 11 Apr 1984 | Hungary v Bulgaria | D | 1-1 | Olympics | Group A |
| 18 Apr 1984 | Greece v Bulgaria | W | 1-3 | Olympics | Group A |
| 08 Jun 1984 | Denmark v Bulgaria | D | 1-1 | International Friendly | |
| 05 Sep 1984 | Portugal v Bulgaria | L | 1-0 | International Friendly | |
| 29 Sep 1984 | Yugoslavia v Bulgaria | D | 0-0 | FIFA World Cup | Group 4 |
| 17 Oct 1984 | Turkey v Bulgaria | D | 0-0 | International Friendly | |
| 17 Apr 1985 | West Germany v Bulgaria | L | 4-1 | International Friendly | |
| 19 Feb 1986 | Morocco v Bulgaria | D | 0-0 | International Friendly | |
| 09 Dec 1987 | Turkey v Bulgaria | W | 0-3 | Olympics | Europe group D |
| 23 Mar 1988 | Czechoslovakia v Bulgaria | L | 5-1 | OT | |
| 25 May 1988 | Bulgaria v Turkey | W | 3-1 | Olympics | Europe group D |
| 15 Nov 1989 | Greece v Bulgaria | L | 1-0 | FIFA World Cup | Group 1 |
| 05 May 1990 | Brazil v Bulgaria | L | 2-1 | International Friendly | |
| 12 Sep 1990 | Switzerland v Bulgaria | L | 2-0 | UEFA European Championship | Group 2 |
| 26 Sep 1990 | Sweden v Bulgaria | L | 2-0 | International Friendly | |
| 17 Oct 1990 | Romania v Bulgaria | W | 0-3 | UEFA European Championship | Group 2 |
| 14 Nov 1990 | Bulgaria v Scotland | D | 1-1 | UEFA European Championship | Group 2 |
Please note: Match history is complete for the Premier and Football Leagues and (in most cases all) internationals.