Dates to Remember
for 2011 & 2012
Dates below are National, Public and Bank holidays and are subject to change and regional and institutional variations, such as clauses in the Banking and Financial Dealings Act, which allow the government to alter dates at short notice.
| † | = National holiday in countries named. |
| * | = Saturday. |
| ** | = Sunday: a day may be given in lieu. |
2011
| Date | Month | Event |
| 1st† | January | New Year Holiday (UK and Republic of Ireland) |
| 2nd† | January | New Year (Scotland) |
| 6th | January | Epiphany |
 | | |
| 6th | February | Accession of Queen Elizabeth II |
| 14th | February | St. Valentine's Day |
| 20th | February | Septuagesima Sunday |
| | |
| 1st | March | St. David's Day (Wales) |
| 6th | March | Quinquagesima Sunday |
| 9th | March | Ash Wednesday |
| 13th | March | Quadragesima Sunday |
| 14th | March | Commonwealth Day |
| 17th† | March | St. Patrick's Day (Rep. of Ireland & N. Ireland) |
| 20th | March | Vernal Equinox - Spring Begins |
| 22nd | March | Indian New Year 1933 (Saka) |
| 27th | March | Summer Time Begins |
| | |
| 3rd | April | Mothering Sunday |
| 17th | April | Palm Sunday |
| 19th | April | Passover, First Day of (Pesach) |
| 21st | April | Birthday of Queen Elizabeth II |
| 22nd† | April | Good Friday (U.K. & R.O.I.) |
| 23rd | April | St. George's Day (England) |
| 24th | April | Easter Day |
| 25th† | April | Easter Monday (U.K. & R.O.I.) |
| | |
| 1st | May | Low Sunday |
| 2nd† | May | Early Spring, May Day Holiday (U.K. & R.O.I.) |
| 29th | May | Rogation Sunday |
| 30th† | May | Spring (U.K.) |
| | |
| 2nd | June | Ascension Day |
| 2nd | June | Coronation Day |
| 6th† | June | Holiday (Rep. of Ireland) |
| 8th | June | Feast of Weeks (Shavuot) |
| 10th | June | Birthday of Prince Philip |
| 11th | June | Queen's Official Birthday |
| 12th | June | Whit Sunday |
| 19th | June | Trinity Sunday |
| 19th | June | Father's Day |
| 21st | June | Summer Solstice - Longest Day |
| 23rd | June | Corpus Christi |
| | |
| 12th† | July | Holiday (N. Ireland) |
| | |
| 1st† | August | Summer (Scotland & R.O.I.) |
| 1st | August | Ramadan Begins |
| 29th† | August | Summer (England, Wales & N. Ireland) |
| | |
| 23rd | September | Autumnal Equinox - Autumn Begins |
| 29th | September | Jewish New Year 5772 |
| | |
| 8th | October | Day of Atonement (Yom Kippur) |
| 13th | October | Tabernacles (Succoth) |
| 30th | October | Summer Time Ends |
| 31st† | October | Holiday (Rep. of Ireland) |
| 31st | October | Hallowe'en |
| | |
| 13th | November | Remembrance Sunday |
| 14th | November | Birthday of the Prince of Wales |
| 27th | November | Islamic New Year 1433 |
| 27th | November | First Sunday in Advent |
| 30th | November | St. Andrew's Day (Scotland) |
| | |
| 22nd | December | Winter Solstice - Shortest Day |
| 25th† | December | Christmas Day (U.K. & R.O.I.) |
| 26th†** | December | Boxing Day (U.K. & R.O.I) |
| | |
2012
| Date | Month | Event |
| 1st†** | January | New Year Holiday (UK and Republic of Ireland) |
| 2nd† | January | New Year (Scotland) |
| 6th | January | Epiphany |
| | |
| 5th | February | Septuagesima Sunday |
| 6th | February | Accession of Queen Elizabeth II |
| 14th | February | St. Valentine's Day |
| 19th | February | Quinquagesima Sunday |
| 22nd | February | Ash Wednesday |
| 26th | February | Quadragesima Sunday |
| | |
| 1st | March | St. David's Day (Wales) |
| 12th | March | Commonwealth Day |
| 17th† | March | St. Patrick's Day (Rep. of Ireland & N. Ireland) |
| 18th | March | Mothering Sunday |
| 20th | March | Vernal Equinox - Spring Begins |
| 21st | March | Indian New Year 1934 (Saka) |
| 25th | March | Summer Time Begins |
| | |
| 1st | April | Palm Sunday |
| 6th† | April | Good Friday (U.K. & R.O.I.) |
| 7th | April | Passover, First Day of (Pesach) |
| 8th | April | Easter Day |
| 9th† | April | Easter Monday (U.K. & R.O.I.) |
| 15th | April | Low Sunday |
| 21st | April | Birthday of Queen Elizabeth II |
| 23rd | April | St. George's Day (England) |
| | |
| 7th† | May | Early Spring, May Day Holiday (U.K. & R.O.I.) |
| 13th | May | Rogation Sunday |
| 17th | May | Ascension Day |
| 27th | May | Feast of Weeks (Shavuot) |
| 27th | May | Whit Sunday |
| | |
| 2nd | June | Coronation Day |
| 3rd | June | Trinity Sunday |
| 4th† | June | Spring (U.K.) |
| 4th† | June | Holiday (Rep. of Ireland) |
| 5th† | June | Queen's Diamond Jubilee (U.K.) |
| 7th | June | Corpus Christi |
| 9th | June | Queen's Official Birthday |
| 10th | June | Birthday of Prince Philip |
| 17th | June | Father's Day |
| 20th | June | Summer Solstice - Longest Day |
| | |
| 12th† | July | Holiday (N. Ireland) |
| 20th | July | Ramadan Begins |
| | |
| 6th† | August | Summer (Scotland & R.O.I.) |
| 27th† | August | Summer (England, Wales & N. Ireland) |
| | |
| 17th | September | Jewish New Year 5773 |
| 22nd | September | Autumnal Equinox - Autumn Begins |
| 26th | September | Day of Atonement (Yom Kippur) |
| | |
| 1st | October | Tabernacles (Succoth) |
| 28th | October | Summer Time Ends |
| 29th† | October | Holiday (Rep. of Ireland) |
| 31st | October | Hallowe'en |
| | |
| 11th | November | Remembrance Sunday |
| 14th | November | Birthday of the Prince of Wales |
| 15th | November | Islamic New Year 1434 |
| 30th | November | St. Andrew's Day (Scotland) |
| | |
| 2nd | December | First Sunday in Advent |
| 21st | December | Winter Solstice - Shortest Day |
| 25th†* | December | Christmas Day (U.K. & R.O.I.) |
| 26th†** | December | Boxing Day (U.K. & R.O.I) |
| | |