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Millennium:	1st millennium BC
Centuries:	2nd century BC – 1st century BC – 1st century
Decades:	40s BC  30s BC  20s BC  – 10s BC –  0s BC  0s  10s
Years:	21 BC 20 BC 19 BC – 18 BC – 17 BC 16 BC 15 BC

18 BC by topic

Politics

State leaders – Sovereign states

Birth and death categories

Births – Deaths

Establishments and disestablishments categories

Establishments – Disestablishments v • d • e

18 BC in other calendars

Gregorian calendar	18 BC
Ab urbe condita	736
Armenian calendar	N/A
Bahá'í calendar	-1861 – -1860
Bengali calendar	-610
Berber calendar	933
Buddhist calendar	527
Burmese calendar	-655
Byzantine calendar	5491 – 5492
Chinese calendar	壬寅年 (2619/2679) — to — 癸卯年 (2620/2680)
Coptic calendar	-301 – -300
Ethiopian calendar	-25 – -24
Hebrew calendar	3743 – 3744
Hindu calendars
- Vikram Samvat	38 – 39
- Shaka Samvat	N/A
- Kali Yuga	3084 – 3085
Holocene calendar	9983
Iranian calendar	639 BP – 638 BP
Islamic calendar	659 BH – 658 BH
Japanese calendar
Korean calendar	2316
Thai solar calendar	526
v • d • e

Year 18 BC was a common year starting on Thursday (link will display the full calendar) of the Julian calendar.

[edit] Events

[edit] By place

[edit] Asia

• Onjo becomes the first ruler of the Korean kingdom of Baekje (traditional date).

[edit] Births

[edit] Deaths