1573
| Years | 
|---|
| Millennium | 
| 2nd millennium | 
| Centuries | 
| Decades | 
| Years | 
| 1573 by topic | 
|---|
| Arts and science | 
| Leaders | 
| 
 | 
| Birth and death categories | 
| Births – Deaths | 
| Establishments and disestablishments categories | 
| Establishments – Disestablishments | 
| Works category | 
| 
 | 
| Gregorian calendar | 1573 MDLXXIII | 
| Ab urbe condita | 2326 | 
| Armenian calendar | 1022 ԹՎ ՌԻԲ | 
| Assyrian calendar | 6323 | 
| Balinese saka calendar | 1494–1495 | 
| Bengali calendar | 979–980 | 
| Berber calendar | 2523 | 
| English Regnal year | 15 Eliz. 1 – 16 Eliz. 1 | 
| Buddhist calendar | 2117 | 
| Burmese calendar | 935 | 
| Byzantine calendar | 7081–7082 | 
| Chinese calendar | 壬申年 (Water Monkey) 4270 or 4063 — to — 癸酉年 (Water Rooster) 4271 or 4064 | 
| Coptic calendar | 1289–1290 | 
| Discordian calendar | 2739 | 
| Ethiopian calendar | 1565–1566 | 
| Hebrew calendar | 5333–5334 | 
| Hindu calendars | |
| - Vikram Samvat | 1629–1630 | 
| - Shaka Samvat | 1494–1495 | 
| - Kali Yuga | 4673–4674 | 
| Holocene calendar | 11573 | 
| Igbo calendar | 573–574 | 
| Iranian calendar | 951–952 | 
| Islamic calendar | 980–981 | 
| Japanese calendar | Genki 4 / Tenshō 1 (天正元年) | 
| Javanese calendar | 1492–1493 | 
| Julian calendar | 1573 MDLXXIII | 
| Korean calendar | 3906 | 
| Minguo calendar | 339 before ROC 民前339年 | 
| Nanakshahi calendar | 105 | 
| Thai solar calendar | 2115–2116 | 
| Tibetan calendar | 阳水猴年 (male Water-Monkey) 1699 or 1318 or 546 — to — 阴水鸡年 (female Water-Rooster) 1700 or 1319 or 547 | 
Year 1573 (MDLXXIII) was a common year starting on Thursday of the Julian calendar.