- Gregorian calendar
- 2023, MMXXIII
- Armenian calendar
- 1472, ԹՎ ՌՆՀԲ
- Bah calendar
- 179–180
- Balinese saka calendar
- 1944–1945
- Bengali calendar
- 1429–1430
- British regnal year
- 1 Cha. 3 – 2 Cha. 3
- Byzantine calendar
- 7531–7532
- Chinese calendar
- 壬寅 年 (Water Tiger ), 4720 or 4513, — to — , 癸卯年 (Water Rabbit ), 4721 or 4514
- Coptic calendar
- 1739–1740
- Ethiopian calendar
- 2015–2016
- Hebrew calendar
- 5783–5784
- Vikram samvat
- 2079–2080