| A Duo Occasion | |
| Type: | video |
| Artist: | Harry Connick Jr. and Branford Marsalis |
| Cover: | A Duo Occasion.jpg |
| Recorded: | Library and Archives Canada |
| Genre: | Jazz, instrumental |
| Length: | 84:00 |
| Label: | Marsalis Music/Rounder |
| Director: | Pierre Lamoureux |
| Producer: | Maria Betro Sherry McAdams |
| Chronology: | Harry Connick Jr. |
| Prev Year: | 2004 |
A Duo Occasion is live performance video with Harry Connick Jr. on piano and Branford Marsalis on saxophone(s), released on DVD in November 2005. It was recorded at the Library and Archives Canada as part of the 25th anniversary of the Ottawa Jazz Festival on June 24, 2005.
The performance contains music from the album , except "Chattanooga Choo Choo" and "Light the Way".