Year 2023 Holiday
| Date | Holidays |
| January 1, 2023 | New Year - Not public holiday |
| January 2, 2023 | The day following the 1st day of Jan |
| January 21, 2023 | Lunar New Year's Eve (PM - University Holiday) |
| January 22, 2023 | Lunar New Year - Not public holiday |
| January 23-25, 2023 | The 2nd-4th day of Lunar New Year |
| March 16, 2023 | HKU Foundation Day |
| April 5, 2023 | Ching Ming Festival |
| April 7, 2023 | Good Friday |
| April 8, 2023 | The day following Good Friday |
| April 9, 2023 | Easter Sunday - Not public holiday |
| April 10, 2023 | Easter Monday |
| May 1, 2023 | Labour Day |
| May 26, 2023 | The Birthday of the Buddha |
| June 22, 2023 | Tuen Ng Festival |
| July 1, 2023 | HK SAR Establishment Day |
| September 29, 2023 | Mid-Autumn Festival - Not public holiday |
| September 30, 2023 | The day following the Mid-Autumn Festival |
| October 1, 2023 | National Day - Not public holiday |
| October 2, 2023 | The day following National Day |
| October 23, 2023 | Chung Yeung Festival |
| December 22, 2023 | Winter Solstice - Not public holiday |
| December 24, 2023 | Christmas Eve (University Holiday) |
| December 25-26, 2023 | Christmas |
| December 31 , 2023 | New Year's Eve (PM - University Holiday) |
| January 1, 2024 | The first day of January |
January 1, 2023 - New Year - Not public holiday
| Main Library | Closed |
| Fung Ping Shan Library except Chinese Rare Book Room | Closed |
| Media Services (co-branded LES) | Closed |
| Special Collections | Closed |
| Law Library | Closed |
| Medical Library | Closed |
| Education Library | 24 hrs |
| Dental Library | Closed |
| Music Library | Closed |
January 2, 2023 - The day following the 1st day of Jan
| Main Library | Closed |
| Fung Ping Shan Library except Chinese Rare Book Room | Closed |
| Media Services (co-branded LES) | Closed |
| Special Collections | Closed |
| Law Library | Closed |
| Medical Library | Closed |
| Education Library | 24 hrs |
| Dental Library | Closed |
| Music Library | Closed |
January 21, 2023 - Lunar New Year's Eve (PM - University Holiday)
| Main Library | 9am - 1pm |
| Fung Ping Shan Library except Chinese Rare Book Room | 9am - 1pm |
| Media Services (co-branded LES) | Closed |
| Special Collections | Closed |
| Law Library | 9am - 1pm |
| Medical Library | 9am - 1pm |
| Education Library | 24 hrs |
| Dental Library | Closed |
| Music Library | Closed |
January 22, 2023 - Lunar New Year - Not public holiday
| Main Library | Closed |
| Fung Ping Shan Library except Chinese Rare Book Room | Closed |
| Media Services (co-branded LES) | Closed |
| Special Collections | Closed |
| Law Library | Closed |
| Medical Library | Closed |
| Education Library | 24 hrs |
| Dental Library | Closed |
| Music Library | Closed |
January 23-25, 2023 - The 2nd-4th day of Lunar New Year
| Main Library | Closed |
| Fung Ping Shan Library except Chinese Rare Book Room | Closed |
| Media Services (co-branded LES) | Closed |
| Special Collections | Closed |
| Law Library | Closed |
| Medical Library | Closed |
| Education Library | 24 hrs |
| Dental Library | Closed |
| Music Library | Closed |
March 16, 2023 - HKU Foundation Day
| Main Library | Closed |
| Fung Ping Shan Library except Chinese Rare Book Room | Closed |
| Media Services (co-branded LES) | Closed |
| Special Collections | Closed |
| Law Library | Closed |
| Medical Library | Closed |
| Education Library | 24 hrs |
| Dental Library | Closed |
| Music Library | Closed |
April 5, 2023 - Ching Ming Festival
| Main Library | 9am - 5pm |
| Fung Ping Shan Library except Chinese Rare Book Room | 9am - 5pm |
| Media Services (co-branded LES) | Closed |
| Special Collections | Closed |
| Law Library | 9am-5pm |
| Medical Library | 9am-5pm |
| Education Library | 24 hrs |
| Dental Library | Closed |
| Music Library | Closed |
April 7, 2023 - Good Friday
| Main Library | 9am - 5pm |
| Fung Ping Shan Library except Chinese Rare Book Room | 9am - 5pm |
| Media Services (co-branded LES) | Closed |
| Special Collections | Closed |
| Law Library | 9am-5pm |
| Medical Library | 9am-5pm |
| Education Library | 24 hrs |
| Dental Library | Closed |
| Music Library | Closed |
April 8, 2023 - The day following Good Friday
| Main Library | 9am - 5pm |
| Fung Ping Shan Library except Chinese Rare Book Room | 9am - 5pm |
| Media Services (co-branded LES) | Closed |
| Special Collections | Closed |
| Law Library | 9am-5pm |
| Medical Library | 9am-5pm |
| Education Library | 24 hrs |
| Dental Library | Closed |
| Music Library | Closed |
April 9, 2023 - Easter Sunday - Not public holiday
| Main Library | 9am - 5pm |
| Fung Ping Shan Library except Chinese Rare Book Room | 9am - 5pm |
| Media Services (co-branded LES) | Closed |
| Special Collections | Closed |
| Law Library | 9am-5pm |
| Medical Library | 9am-5pm |
| Education Library | 24 hrs |
| Dental Library | Closed |
| Music Library | Closed |
April 10, 2023 - Easter Monday
| Main Library | 9am - 5pm |
| Fung Ping Shan Library except Chinese Rare Book Room | 9am - 5pm |
| Media Services (co-branded LES) | Closed |
| Special Collections | Closed |
| Law Library | 9am-5pm |
| Medical Library | 9am-5pm |
| Education Library | 24 hrs |
| Dental Library | Closed |
| Music Library | Closed |
May 1, 2023 - Labour Day
| Main Library | 9am - 5pm |
| Fung Ping Shan Library except Chinese Rare Book Room | 9am - 5pm |
| Media Services (co-branded LES) | Closed |
| Special Collections | Closed |
| Law Library | 9am-5pm |
| Medical Library | 9am-5pm |
| Education Library | 24 hrs |
| Dental Library | Closed |
| Music Library | Closed |
May 26, 2023 - The Birthday of the Buddha
| Main Library | Closed |
| Fung Ping Shan Library except Chinese Rare Book Room | Closed |
| Media Services (co-branded LES) | Closed |
| Special Collections | Closed |
| Law Library | Closed |
| Medical Library | Closed |
| Education Library | 24 hrs |
| Dental Library | Closed |
| Music Library | Closed |
June 22, 2023 - Tuen Ng Festival
| Main Library | Closed |
| Fung Ping Shan Library except Chinese Rare Book Room | Closed |
| Media Services (co-branded LES) | Closed |
| Special Collections | Closed |
| Law Library | Closed |
| Medical Library | Closed |
| Education Library | Closed for relocation since 1 June |
| Dental Library | Closed |
| Music Library | Closed for transformation since 1 June |
July 1, 2023 - HK SAR Establishment Day
| Main Library | Closed |
| Fung Ping Shan Library except Chinese Rare Book Room | Closed |
| Media Services (co-branded LES) | Closed |
| Special Collections | Closed |
| Law Library | Closed |
| Medical Library | Closed |
| Education Library | Closed for relocation since 1 June |
| Dental Library | Closed |
| Music Library | Closed for transformation since 1 June |
September 29, 2023 - Mid-Autumn Festival - Not public holiday
| Main Library | 8:30am - 5pm |
| Fung Ping Shan Library except Chinese Rare Book Room | 8:30am - 5pm |
| Media Services (co-branded LES) | 9am - 5pm |
| Special Collections | 9am - 5pm |
| Law Library | 9am - 5pm |
| Medical Library | 9am - 5pm |
| Education Library | Closed for relocation since 1 June |
| Dental Library | 9am - 5pm |
| Music Library | Closed for transformation since 1 June |
September 30, 2023 - The day following the Mid-Autumn Festival
| Main Library | Closed |
| Fung Ping Shan Library except Chinese Rare Book Room | Closed |
| Media Services (co-branded LES) | Closed |
| Special Collections | Closed |
| Law Library | Closed |
| Medical Library | Closed |
| Education Library | Closed for relocation since 1 June |
| Dental Library | Closed |
| Music Library | Closed for transformation since 1 June |
October 1, 2023 - National Day - Not public holiday
| Main Library | Closed |
| Fung Ping Shan Library except Chinese Rare Book Room | Closed |
| Media Services (co-branded LES) | Closed |
| Special Collections | Closed |
| Law Library | Closed |
| Medical Library | Closed |
| Education Library | Closed for relocation since 1 June |
| Dental Library | Closed |
| Music Library | Closed for transformation since 1 June |
October 2, 2023 - The day following National Day
| Main Library | Closed |
| Fung Ping Shan Library except Chinese Rare Book Room | Closed |
| Media Services (co-branded LES) | Closed |
| Special Collections | Closed |
| Law Library | Closed |
| Medical Library | Closed |
| Education Library | Closed for relocation since 1 June |
| Dental Library | Closed |
| Music Library | Closed for transformation since 1 June |
October 23, 2023 - Chung Yeung Festival
| Main Library | Closed |
| Fung Ping Shan Library except Chinese Rare Book Room | Closed |
| Media Services (co-branded LES) | Closed |
| Special Collections | Closed |
| Law Library | Closed |
| Medical Library | Closed |
| Education Library | Closed for relocation since 1 June |
| Dental Library | Closed |
| Music Library | Closed for transformation since 1 June |
December 22, 2023 - Winter Solstice - Not public holiday
| Main Library | 8:30am - 5pm |
| Fung Ping Shan Library except Chinese Rare Book Room | 8:30am - 5pm |
| Media Services (co-branded LES) | 9am - 5pm |
| Special Collections | 9am - 5pm |
| Law Library | 9am - 5pm |
| Medical Library | 9am - 5pm |
| Education Library | Closed for relocation since 1 June |
| Dental Library | 9am - 5pm |
| Music Library | Closed for transformation since 1 June |
December 24, 2023 - Christmas Eve (University Holiday)
| Main Library | Closed |
| Fung Ping Shan Library except Chinese Rare Book Room | Closed |
| Media Services (co-branded LES) | Closed |
| Special Collections | Closed |
| Law Library | Closed |
| Medical Library | Closed |
| Education Library | Closed for relocation since 1 June |
| Dental Library | Closed |
| Music Library | Closed for transformation since 1 June |
December 25-26, 2023 - Christmas
| Main Library | Closed |
| Fung Ping Shan Library except Chinese Rare Book Room | Closed |
| Media Services (co-branded LES) | Closed |
| Special Collections | Closed |
| Law Library | Closed |
| Medical Library | Closed |
| Education Library | Closed for relocation since 1 June |
| Dental Library | Closed |
| Music Library | Closed for transformation since 1 June |
December 31 , 2023 - New Year's Eve (PM - University Holiday)
| Main Library | 9am - 1pm |
| Fung Ping Shan Library except Chinese Rare Book Room | 9am - 1pm |
| Media Services (co-branded LES) | Closed |
| Special Collections | Closed |
| Law Library | Closed |
| Medical Library | Closed |
| Education Library | Closed for relocation since 1 June |
| Dental Library | Closed |
| Music Library | Closed for transformation since 1 June |
January 1, 2024 - The first day of January
| Main Library | Closed |
| Fung Ping Shan Library except Chinese Rare Book Room | Closed |
| Media Services (co-branded LES) | Closed |
| Special Collections | Closed |
| Law Library | Closed |
| Medical Library | Closed |
| Education Library | Closed for relocation since 1 June |
| Dental Library | Closed |
| Music Library | Closed for transformation since 1 June |