Public holidays
1991, Suisse, Zürich Börse
| # | Date | Public holiday |
|---|---|---|
| 1 | Tuesday, 1 January 1991 | New Year's Day |
| 2 | Wednesday, 2 January 1991 | Berchtold's Day |
| 3 | Friday, 29 March 1991 | Good Friday |
| 4 | Monday, 1 April 1991 | Easter Monday |
| 5 | Wednesday, 1 May 1991 | Labour Day |
| 6 | Thursday, 9 May 1991 | Ascension Day |
| 7 | Monday, 20 May 1991 | Whit Monday |
| 8 | Thursday, 1 August 1991 | Swiss National Day |
| 9 | Tuesday, 24 December 1991 | Christmas Eve |
| 10 | Wednesday, 25 December 1991 | Christmas Day |
| 11 | Thursday, 26 December 1991 | Saint Stephen's Day |
| 12 | Tuesday, 31 December 1991 | New Year's Eve |