| Millennium: | 2nd millennium |
|---|---|
| Centuries: | |
| Decades: | |
| Years: |
| Gregorian calendar | 1538 MDXXXVIII |
| Ab urbe condita | 2291 |
| Armenian calendar | 987 ԹՎ ՋՁԷ |
| Assyrian calendar | 6288 |
| Bengali calendar | 945 |
| Berber calendar | 2488 |
| English Regnal year | 29 Hen. 8 – 30 Hen. 8 |
| Buddhist calendar | 2082 |
| Burmese calendar | 900 |
| Byzantine calendar | 7046–7047 |
| Chinese calendar |
丁酉年 (Fire Rooster) 4234 or 4174 — to — 戊戌年 (Earth Dog) 4235 or 4175 |
| Coptic calendar | 1254–1255 |
| Discordian calendar | 2704 |
| Ethiopian calendar | 1530–1531 |
| Hebrew calendar | 5298–5299 |
| Hindu calendars | |
| - Vikram Samvat | 1594–1595 |
| - Shaka Samvat | 1459–1460 |
| - Kali Yuga | 4638–4639 |
| Holocene calendar | 11538 |
| Igbo calendar | 538–539 |
| Iranian calendar | 916–917 |
| Islamic calendar | 944–945 |
| Japanese calendar |
Tenbun 7 (天文7年) |
| Javanese calendar | 1456–1457 |
| Julian calendar | 1538 MDXXXVIII |
| Korean calendar | 3871 |
| Minguo calendar | 374 before ROC 民前374年 |
| Nanakshahi calendar | 70 |
| Thai solar calendar | 2080–2081 |
Year 1538 (MDXXXVIII) was a common year starting on Tuesday (link will display the full calendar) of the Julian calendar.