Rainbow Stage donated the Rainbow Stage Trophy to the Winnipeg Music Festival in 1999. This trophy is awarded for the most outstanding performance in a competition of winners of Musical Theatre classes.
| Year |
Winner |
| 1999 |
Jodie Potter |
| 2000 |
Cindy MacDonald |
| 2001 |
Micheline Girardin |
| 2002 |
Stefanie Wiens |
| 2003 |
Candace Huntly |
| 2004 |
Brian Teichroew |
| 2005 |
Scott Peterson |
| 2006 | Matthew Fletcher |
| 2007 | Colleen Furlan |
| 2008 | Alicia Dash & Scott N. Peterson |