| February 23 | Armenian | Other calendars Armenian 8 Areg 1475 Aztec Tecuilhuitontli 4, 6 Malīnalli Babylonian 5 Shabatu, 2336 SE Balinese pawukon Luang, Pepet, Beteng, Menala, Umanis, Aryang, Coma of Ba… | 1.00 | infobox |
| February 23 | Armenian | 8 Areg 1475 | 1.00 | infobox |
| February 23 | Aztec | Tecuilhuitontli 4, 6 Malīnalli | 1.00 | infobox |
| February 23 | Babylonian | 5 Shabatu, 2336 SE | 1.00 | infobox |
| February 23 | Balinese pawukon | Luang, Pepet, Beteng, Menala, Umanis, Aryang, Coma of Bala, Uma, Ogan, Raksasa | 1.00 | infobox |
| February 23 | Bengali | 10 Falgun, BS 1432 | 1.00 | infobox |
| February 23 | Chinese | Yang Earth Dragon・Net Mansion 7 Zhēngyuè, Bǐngwǔnián (Yushui, 10 days until Jingzhe) | 1.00 | infobox |
| February 23 | Common Era | 23 February 2026 CE | 1.00 | infobox |
| February 23 | Coptic | 16 Meshir, AM 1742 | 1.00 | infobox |
| February 23 | Egyptian | 13 Epiphi, 2774 NE | 1.00 | infobox |
| February 23 | Ethiopian | 16 Yakātit, 2018 Amätä Məhrät | 1.00 | infobox |
| February 23 | French Republican | Décade I, Quintidi de Ventôse de l'Année 234 de la République | 1.00 | infobox |
| February 23 | Gregorian | 23 February, AD 2026 | 1.00 | infobox |
| February 23 | Hebrew | 6 Adar, AM 5786 | 1.00 | infobox |
| February 23 | Hindu | 5126 KY・1,872,629・Rāudra Solar: 11 Phālguna, 1947 SE Lunisolar: Ṣaṣṭhī, Śukla pakṣa of Phālguna, 2082 VE | 1.00 | infobox |
| February 23 | Icelandic | Mánudagur, 2 Góa 2025 | 1.00 | infobox |
| February 23 | Islamic | 6 Ramadan, AH 1447 (using tabular method) | 1.00 | infobox |
| February 23 | ISO week date | 2026-W09-1 | 1.00 | infobox |
| February 23 | Japanese | 7 Mutsuki, Reiwa 8 (Usui, 10 days until Keichitsu) | 1.00 | infobox |
| February 23 | Julian | 10 February, AD 2026 (AM 7534) | 1.00 | infobox |
| February 23 | Julian day | 2461095 | 1.00 | infobox |
| February 23 | Maya | 13.0.13.6.12 10 Kayab, 6 Eb | 1.00 | infobox |
| February 23 | Roman | ante diem IV Idus Februarias, MMDCCLXXIX AUC | 1.00 | infobox |
| February 23 | Solar Hijri | 4 Esfand, SH 1404 | 1.00 | infobox |
| February 23 | is a | 54th day of the year in the Gregorian calendar | 0.90 | text |
