Year 28 BC was either a common year starting on Saturday, Sunday or Monday or a leap year starting on Saturday or Sunday of the Julian calendar. At the time, it was known as the Year of the First Consulship of Octavian and Agrippa.

Millennium: 1st millennium BC
Centuries: 2nd century BC1st century BC1st century
Decades: 50s BC  40s BC  30s BC  – 20s BC –  10s BC  0s BC  0s
Years: 31 BC 30 BC 29 BC28 BC27 BC 26 BC 25 BC
28 BC in other calendars
Gregorian calendar28 BC
XXVII BC
Ab urbe condita726
Ancient Greek era188th Olympiad (victor
Assyrian calendar4723
Balinese saka calendarN/A
Bengali calendar−620
Berber calendar923
Buddhist calendar517
Burmese calendar−665
Byzantine calendar5481–5482
Chinese calendar壬辰(Water Dragon)
2669 or 2609
    — to —
癸巳年 (Water Snake)
2670 or 2610
Coptic calendar−311 – −310
Discordian calendar1139
Ethiopian calendar−35 – −34
Hebrew calendar3733–3734
Hindu calendars
 - Vikram Samvat29–30
 - Shaka SamvatN/A
 - Kali Yuga3073–3074
Holocene calendar9973
Iranian calendar649 BP – 648 BP
Islamic calendar669 BH – 668 BH
Javanese calendarN/A
Julian calendar28 BC
XXVII BC
Korean calendar2306
Minguo calendar1939 before ROC
民前1939年
Nanakshahi calendar−1495
Seleucid era284/285 AG
Thai solar calendar515–516
Tibetan calendar阳水龙年
(male Water-Dragon)
99 or −282 or −1054
    — to —
阴水蛇年
(female Water-Snake)
100 or −281 or −1053

Events

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Deaths

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