Ottawa Senators trades
| Anaheim Ducks acquire | Date | Ottawa Senators acquire | ||
|---|---|---|---|---|
 | Petr Schastlivy | February 4, 2004 | Todd Simpson |  |
| Colorado Avalanche acquire | Date | Ottawa Senators acquire | ||
|---|---|---|---|---|
 | Dennis Bonvie | January 23, 2004 | Charlie Stephens | |
| Atlanta Thrashers acquire | Date | Ottawa Senators acquire | ||
|---|---|---|---|---|
 | Daniel Corso | January 6, 2004 | Brad Tapper | |
| Florida Panthers acquire | Date | Ottawa Senators acquire | ||
|---|---|---|---|---|
 | Wade Brookbank | December 29, 2003 | future considerations | |
| Washington Capitals acquire | Date | Ottawa Senators acquire | ||
|---|---|---|---|---|
 | future considerations (2004 9th round pick (#263-Travis Morin)) | October 5, 2003 | Denis Hamel | |
| Florida Panthers acquire | Date | Ottawa Senators acquire | ||
|---|---|---|---|---|
| 2004 9th round pick (#283-Luke Beaverson) | September 10, 2003 | Serge Payer | |
| Nashville Predators acquire | Date | Ottawa Senators acquire | ||
|---|---|---|---|---|
 | Chris Bala | June 26, 2003 | Peter Smrek | |
| Washington Capitals acquire | Date | Ottawa Senators acquire | ||
|---|---|---|---|---|
| 2003 9th round pick (#279-Mark Olafson) | June 20, 2003 | 2004 9th round pick (#263-Travis Morin) | |
| Los Angeles Kings acquire | Date | Ottawa Senators acquire | ||
|---|---|---|---|---|
 | future considerations | March 11, 2003 | Bryan Smolinski | |
| rights to Tim Gleason | ||||
| Buffalo Sabres acquire | Date | Ottawa Senators acquire | ||
|---|---|---|---|---|
 | future considerations | March 10, 2003 | Rob Ray | |
| Nashville Predators acquire | Date | Ottawa Senators acquire | ||
|---|---|---|---|---|
| future considerations | March 10, 2003 | Bob Wren | |
| Florida Panthers acquire | Date | Ottawa Senators acquire | ||
|---|---|---|---|---|
| Simon Lajeunesse | March 4, 2003 | Joey Tetarenko | |
| Buffalo Sabres acquire | Date | Ottawa Senators acquire | ||
|---|---|---|---|---|
| Jakub Klepis | February 25, 2003 | Vaclav Varada | |
| 2003 5th round pick (#142-Tim Cook) | ||||
| Washington Capitals acquire | Date | Ottawa Senators acquire | ||
|---|---|---|---|---|
| Joel Kwiatkowski | January 15, 2003 | 2003 9th round pick (#279-Mark Olafson) | |
| Washington Capitals acquire | Date | Ottawa Senators acquire | ||
|---|---|---|---|---|
| Josef Boumedienne | December 16, 2002 | Dean Melanson | |
| Florida Panthers acquire | Date | Ottawa Senators acquire | ||
|---|---|---|---|---|
| Jani Hurme | October 1, 2002 | Billy Thompson | |
| Greg Watson | ||||
| Vancouver Canucks acquire | Date | Ottawa Senators acquire | ||
|---|---|---|---|---|
 | Sami Salo | September 21, 2002 | Peter Schaefer | |
| Atlanta Thrashers acquire | Date | Ottawa Senators acquire | ||
|---|---|---|---|---|
| Shawn McEachern | June 29, 2002 | Brian Pothier | |
| 2004 6th round pick (#186-Dan Turple) | ||||
| Tampa Bay Lightning acquire | Date | Ottawa Senators acquire | ||
|---|---|---|---|---|
 | 2002 7th round pick (#213-Fredrik Norrena) | June 23, 2002 | Josef Boumedienne | |
| New York Rangers acquire | Date | Ottawa Senators acquire | ||
|---|---|---|---|---|
 | 2002 3rd round pick (#81-Marcus Jonasen) | June 22, 2002 | 2002 3rd round pick (#75-Arttu Luttinen) | |
| 2002 4th round pick (#127-Nate Guenin) | ||||