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| Millennium: | 1st millennium |
|---|---|
| Centuries: | |
| Decades: | |
| Years: |
| 998 by topic |
|---|
| Leaders |
| Categories |
| Gregorian calendar | 998 CMXCVIII |
| Ab urbe condita | 1751 |
| Armenian calendar | 447 ԹՎ ՆԽԷ |
| Assyrian calendar | 5748 |
| Balinese saka calendar | 919–920 |
| Bengali calendar | 405 |
| Berber calendar | 1948 |
| Buddhist calendar | 1542 |
| Burmese calendar | 360 |
| Byzantine calendar | 6506–6507 |
| Chinese calendar | 丁酉年 (Fire Rooster) 3695 or 3488 — to — 戊戌年 (Earth Dog) 3696 or 3489 |
| Coptic calendar | 714–715 |
| Discordian calendar | 2164 |
| Ethiopian calendar | 990–991 |
| Hebrew calendar | 4758–4759 |
| Hindu calendars | |
| - Vikram Samvat | 1054–1055 |
| - Shaka Samvat | 919–920 |
| - Kali Yuga | 4098–4099 |
| Holocene calendar | 10998 |
| Iranian calendar | 376–377 |
| Islamic calendar | 387–389 |
| Japanese calendar | Chōtoku 4 (長徳４年) |
| Javanese calendar | 899–900 |
| Julian calendar | 998 CMXCVIII |
| Korean calendar | 3331 |
| Minguo calendar | 914 before ROC 民前914年 |
| Nanakshahi calendar | −470 |
| Seleucid era | 1309/1310 AG |
| Thai solar calendar | 1540–1541 |
| Tibetan calendar | 阴火鸡年 (female Fire-Rooster) 1124 or 743 or −29 — to — 阳土狗年 (male Earth-Dog) 1125 or 744 or −28 |
Year 998 (CMXCVIII) was a common year starting on Saturday (link will display the full calendar) of the Julian calendar.