| February 15 | Armenian | Other calendars Armenian 30 Mehekani 1475 Aztec Etzalcualiztli 16, 11 Cuetzpalin Babylonian 26 Tebetu, 2336 SE Balinese pawukon Menga, Kajeng, Menala, Pon, Maulu, Redite of Para… | 1.00 | infobox |
| February 15 | Armenian | 30 Mehekani 1475 | 1.00 | infobox |
| February 15 | Aztec | Etzalcualiztli 16, 11 Cuetzpalin | 1.00 | infobox |
| February 15 | Babylonian | 26 Tebetu, 2336 SE | 1.00 | infobox |
| February 15 | Balinese pawukon | Menga, Kajeng, Menala, Pon, Maulu, Redite of Parangbakat, Uma, Erangan, Suka | 1.00 | infobox |
| February 15 | Bengali | 2 Falgun, BS 1432 | 1.00 | infobox |
| February 15 | Chinese | Yang Metal Monkey・Emptiness Mansion 58 Shíyīyuè, Yǐsìnián (Lichun, 3 days until Yushui) | 1.00 | infobox |
| February 15 | Common Era | 15 February 2026 CE | 1.00 | infobox |
| February 15 | Coptic | 8 Meshir, AM 1742 | 1.00 | infobox |
| February 15 | Egyptian | 5 Epiphi, 2774 NE | 1.00 | infobox |
| February 15 | Ethiopian | 8 Yakātit, 2018 Amätä Məhrät | 1.00 | infobox |
| February 15 | French Republican | Décade III, Septidi de Pluviôse de l'Année 234 de la République | 1.00 | infobox |
| February 15 | Gregorian | 15 February, AD 2026 | 1.00 | infobox |
| February 15 | Hebrew | 28 Shevat, AM 5786 | 1.00 | infobox |
| February 15 | Hindu | 5126 KY・1,872,621・Siddhārthin Solar: 3 Phālguna, 1947 SE Lunisolar: Trayodaśī, Kṛishna pakṣa of Māgha, 2082 VE | 1.00 | infobox |
| February 15 | Icelandic | Sunnudagur, 24 Þorri 2025 | 1.00 | infobox |
| February 15 | Islamic | 27 Sha'aban, AH 1447 (using tabular method) | 1.00 | infobox |
| February 15 | ISO week date | 2026-W07-7 | 1.00 | infobox |
| February 15 | Japanese | 28 Shiwasu, Reiwa 8 (Risshun, 4 days until Usui) | 1.00 | infobox |
| February 15 | Julian | 2 February, AD 2026 (AM 7534) | 1.00 | infobox |
| February 15 | Julian day | 2461087 | 1.00 | infobox |
| February 15 | Maya | 13.0.13.6.4 2 Kayab, 11 Kan | 1.00 | infobox |
| February 15 | Roman | ante diem IV Nonas Februarias, MMDCCLXXIX AUC | 1.00 | infobox |
| February 15 | Solar Hijri | 26 Bahman, SH 1404 | 1.00 | infobox |
| February 15 | is a | 46th day of the year in the Gregorian calendar | 0.90 | text |
