| Millennium: | 1st millennium |
|---|---|
| Centuries: | 1st century – 2nd century – 3rd century |
| Decades: | 90s 100s 110s – 120s – 130s 140s 150s |
| Years: | 122 123 124 – 125 – 126 127 128 |
| 125 by topic | |
| Politics | |
| State leaders – Sovereign states | |
| Birth and death categories | |
| Births – Deaths | |
| Establishment and disestablishment categories | |
| Establishments – Disestablishments | |
| Gregorian calendar | 125 CXXV |
| Ab urbe condita | 878 |
| Armenian calendar | N/A |
| Bahá'í calendar | -1719 – -1718 |
| Bengali calendar | -468 |
| Berber calendar | 1075 |
| Buddhist calendar | 669 |
| Burmese calendar | -513 |
| Byzantine calendar | 5633 – 5634 |
| Chinese calendar | 甲子年十一月初九日 (2761/2821-11-9) — to —
乙丑年十一月十九日(2762/2822-11-19) |
| Coptic calendar | -159 – -158 |
| Ethiopian calendar | 117 – 118 |
| Hebrew calendar | 3885 – 3886 |
| Hindu calendars | |
| - Bikram Samwat | 181 – 182 |
| - Shaka Samvat | 47 – 48 |
| - Kali Yuga | 3226 – 3227 |
| Holocene calendar | 10125 |
| Iranian calendar | 497 BP – 496 BP |
| Islamic calendar | 512 BH – 511 BH |
| Japanese calendar | |
| Korean calendar | 2458 |
| Thai solar calendar | 668 |
Year 125 (CXXV) was a common year starting on Sunday (link will display the full calendar) of the Julian calendar.