William Guerra
| Date of birth | 24 February 1968 |
| Place of birth | Detroit, Michigan, USA |
| Nationality | San Marinese |
| Position | Defender |
Full name is: William Marino Guerra
International stats
| Season | Team | Competition | Apps | Subs | Goals | Y | R |
|---|---|---|---|---|---|---|---|
| 1988-89 | San Marino | UEFA Under-21 | 1 | ||||
| 1989-90 | San Marino | UEFA Under-21 | 3 | ||||
| 1990-91 | San Marino | UEFA European Championship | 6 | ||||
| 1991-92 | San Marino | International Friendly | 1 | ||||
| 1991-92 | San Marino | UEFA European Championship | 2 | ||||
| 1992-93 | San Marino | FIFA World Cup | 6 |
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| 1993-94 | San Marino | FIFA World Cup | 1 | ||||
| 1994-95 | San Marino | UEFA European Championship | 6 | ||||
| 1995-96 | San Marino | FIFA World Cup | 1 | ||||
| 1995-96 | San Marino | UEFA European Championship | 3 | ||||
| 1996-97 | San Marino | FIFA World Cup | 6 | ||||
| 1998-99 | San Marino | UEFA European Championship | 6 |
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 | |
|---|---|---|---|---|---|
| 06 Jun 1989 | San Marino v Switzerland | L | 0-5 | UEFA U21 | Group 8 |
| 04 Oct 1989 | San Marino v Italy | L | 0-2 | UEFA U21 | Group 8 |
| 14 Nov 1989 | Switzerland v San Marino | L | 3-0 | UEFA U21 | Group 8 |
| 29 Nov 1989 | Italy v San Marino | L | 2-0 | UEFA U21 | Group 8 |
| 14 Nov 1990 | San Marino v Switzerland | L | 0-4 | UEFA European Championship | Group 2 |
| 05 Dec 1990 | Romania v San Marino | L | 6-0 | UEFA European Championship | Group 2 |
| 27 Mar 1991 | San Marino v Romania | L | 1-3 | UEFA European Championship | Group 2 |
| 01 May 1991 | San Marino v Scotland | L | 0-2 | UEFA European Championship | Group 2 |
| 22 May 1991 | San Marino v Bulgaria | L | 0-3 | UEFA European Championship | Group 2 |
| 05 Jun 1991 | Switzerland v San Marino | L | 7-0 | UEFA European Championship | Group 2 |
| 16 Oct 1991 | Bulgaria v San Marino | L | 4-0 | UEFA European Championship | Group 2 |
| 13 Nov 1991 | Scotland v San Marino | L | 4-0 | UEFA European Championship | Group 2 |
| 19 Feb 1992 | Italy v San Marino | L | 4-0 | International Friendly | |
| 09 Sep 1992 | Norway v San Marino | L | 10-0 | FIFA World Cup | Group 2 |
| 07 Oct 1992 | San Marino v Norway | L | 0-2 | FIFA World Cup | Group 2 |
| 28 Oct 1992 | Turkey v San Marino | L | 4-1 | FIFA World Cup | Group 2 |
| 17 Feb 1993 | England v San Marino | L | 6-0 | FIFA World Cup | Group 2 |
| 10 Mar 1993 | San Marino v Turkey | D | 0-0 | FIFA World Cup | Group 2 |
| 24 Mar 1993 | Netherlands v San Marino | L | 6-0 | FIFA World Cup | Group 2 |
| 17 Nov 1993 | San Marino v England | L | 1-7 | FIFA World Cup | Group 2 |
| 12 Oct 1994 | Russia v San Marino | L | 4-0 | UEFA European Championship | Group 8 |
| 16 Nov 1994 | Greece v San Marino | L | 2-0 | UEFA European Championship | Group 8 |
| 14 Dec 1994 | Finland v San Marino | L | 4-1 | UEFA European Championship | Group 8 |
| 29 Mar 1995 | San Marino v Finland | L | 0-2 | UEFA European Championship | Group 8 |
| 26 Apr 1995 | San Marino v Scotland | L | 0-2 | UEFA European Championship | Group 8 |
| 07 Jun 1995 | San Marino v Russia | L | 0-7 | UEFA European Championship | Group 8 |
| 06 Sep 1995 | San Marino v Greece | L | 0-4 | UEFA European Championship | Group 8 |
| 11 Oct 1995 | San Marino v Faroe Islands | L | 1-3 | UEFA European Championship | Group 8 |
| 15 Nov 1995 | Scotland v San Marino | L | 5-0 | UEFA European Championship | Group 8 |
| 02 Jun 1996 | San Marino v Wales | L | 0-5 | FIFA World Cup | Group 7 |
| 31 Aug 1996 | Wales v San Marino | L | 6-0 | FIFA World Cup | Group 7 |
| 09 Oct 1996 | San Marino v Belgium | L | 0-3 | FIFA World Cup | Group 7 |
| 10 Nov 1996 | Turkey v San Marino | L | 7-0 | FIFA World Cup | Group 7 |
| 29 Mar 1997 | Netherlands v San Marino | L | 4-0 | FIFA World Cup | Group 7 |
| 30 Apr 1997 | San Marino v Netherlands | L | 0-6 | FIFA World Cup | Group 7 |
| 07 Jun 1997 | Belgium v San Marino | L | 6-0 | FIFA World Cup | Group 7 |
| 10 Oct 1998 | San Marino v Israel | L | 0-5 | UEFA European Championship | Group 6 |
| 14 Oct 1998 | San Marino v Austria | L | 1-4 | UEFA European Championship | Group 6 |
| 18 Nov 1998 | San Marino v Cyprus | L | 0-1 | UEFA European Championship | Group 6 |
| 10 Feb 1999 | Cyprus v San Marino | L | 4-0 | UEFA European Championship | Group 6 |
| 28 Apr 1999 | Austria v San Marino | L | 7-0 | UEFA European Championship | Group 6 |
| 05 Jun 1999 | Spain v San Marino | L | 9-0 | UEFA European Championship | Group 6 |
Please note: Match history is complete for the Premier and Football Leagues and (in most cases all) internationals.