Cleveland Barons trades
| Cleveland Barons acquire | Date | Colorado Rockies acquire | ||
|---|---|---|---|---|
 | Fred Ahern | May 11, 1978 | cash |  |
| Cleveland Barons acquire | Date | Colorado Rockies acquire | ||
|---|---|---|---|---|
| Dennis O`Brien | January 12, 1978 | Mike Christie | |
| Cleveland Barons acquire | Date | New York Islanders acquire | ||
|---|---|---|---|---|
| Jean-Paul Parise | January 10, 1978 | Wayne Merrick |  |
| Jean Potvin | 1978 4th round pick (cancelled by Barons-North Stars merger in 1978) | |||
| 1978 4th round pick (not exercised due to Barons-North Stars merger in 1978) | future considerations (Darcy Regier) | |||
| Cleveland Barons acquire | Date | Colorado Rockies acquire | ||
|---|---|---|---|---|
| Chuck Arnason | January 9, 1978 | Fred Ahern | |
| Rick Jodzio | Ralph Klassen | |||
| Cleveland Barons acquire | Date | Washington Capitals acquire | ||
|---|---|---|---|---|
| Walt McKechnie | December 9, 1977 | Bob Girard |  |
| 1978 2nd round pick (#23-Paul McKinnon) | ||||
| Cleveland Barons acquire | Date | Chicago Blackhawks acquire | ||
|---|---|---|---|---|
| Randy Holt | November 23, 1977 | Reg Kerr |  |
| Cleveland Barons acquire | Date | St. Louis Blues acquire | ||
|---|---|---|---|---|
| rights to Mike Eaves | August 17, 1977 | Len Frig |  |
| Cleveland Barons acquire | Date | Los Angeles Kings acquire | ||
|---|---|---|---|---|
| Gary Edwards | January 22, 1977 | Jim Moxey |  |
| Juha Widing | Gary Simmons | |||