Year 406 BC was a year of the pre-Julian Roman calendar.

Millennium: 1st millennium BC
Centuries: 6th century BC5th century BC4th century BC
Decades: 430s BC  420s BC  410s BC  – 400s BC –  390s BC  380s BC  370s BC
Years: 409 BC 408 BC 407 BC406 BC405 BC 404 BC 403 BC
406 BC by topic
State leadersSovereign states
Birth and death categories
Establishments and disestablishments categories
406 BC in other calendars
Gregorian calendar406 BC
Ab urbe condita348
Ancient Egypt eraXXVII dynasty, 120
- PharaohDarius II of Persia, 18
Ancient Greek era93rd Olympiad, year 3
Assyrian calendar4345
Balinese saka calendarN/A
Bengali calendar−998
Berber calendar545
Buddhist calendar139
Burmese calendar−1043
Byzantine calendar5103–5104
Chinese calendar甲戌(Wood Dog)
2291 or 2231
    — to —
乙亥年 (Wood Pig)
2292 or 2232
Coptic calendar−689 – −688
Discordian calendar761
Ethiopian calendar−413 – −412
Hebrew calendar3355–3356
Hindu calendars
 - Vikram Samvat−349 – −348
 - Shaka SamvatN/A
 - Kali Yuga2695–2696
Holocene calendar9595
Iranian calendar1027 BP – 1026 BP
Islamic calendar1059 BH – 1058 BH
Javanese calendarN/A
Julian calendarN/A
Korean calendar1928
Minguo calendar2317 before ROC
Nanakshahi calendar−1873
Thai solar calendar137–138
Tibetan calendar阳木狗年
(male Wood-Dog)
−279 or −660 or −1432
    — to —
(female Wood-Pig)
−278 or −659 or −1431

Events change

By place change

Greece change

  • Callicratidas becomes the navarch of the Spartan fleet, replacing Lysander.
  • Athens wins the Battle of Arginusae.
  • Returning to Athens after the battle, Theramenes leads Athenian anger against the eight generals who were in the battle. They did not get survivors from the broken ships after the battle. The Athenian generals are put to death.
  • Sparta asks for peace. Cleophon says no.

Roman Republic change

  • The Roman forces begin a decade-long siege against Veii.

Carthage change

Deaths change

for more information, see Category:406 BC deaths.