Millennium:	1st millennium BC
Centuries:	7th century BC 6th century BC 5th century BC
Decades:	580s BC 570s BC 560s BC 550s BC 540s BC
Years:	564 BC 563 BC 562 BC 561 BC 560 BC 559 BC 558 BC

Politics
561 BC by topic
State leaders Political entities
Categories
Deaths
v t e

561 BC in various calendars
Gregorian calendar	561 BC DLXI BC
Ab urbe condita	193
Ancient Egypt era	XXVI dynasty, 104
- Pharaoh	Amasis II, 10
Ancient Greek era	54th Olympiad, year 4
Assyrian calendar	4190
Balinese saka calendar	N/A
Bengali calendar	−1153
Berber calendar	390
Buddhist calendar	−16
Burmese calendar	−1198
Byzantine calendar	4948–4949
Chinese calendar	己亥年 (Earth Pig) 2137 or 1930 — to — 庚子年 (Metal Rat) 2138 or 1931
Coptic calendar	−844 – −843
Discordian calendar	606
Ethiopian calendar	−568 – −567
Hebrew calendar	3200–3201
Hindu calendars
- Vikram Samvat	−504 – −503
- Shaka Samvat	N/A
- Kali Yuga	2540–2541
Holocene calendar	9440
Iranian calendar	1182 BP – 1181 BP
Islamic calendar	1218 BH – 1217 BH
Javanese calendar	N/A
Julian calendar	N/A
Korean calendar	1773
Minguo calendar	2472 before ROC 民前2472年
Nanakshahi calendar	−2028
Thai solar calendar	−18 – −17
Tibetan calendar	阴土猪年 (female Earth-Pig) −434 or −815 or −1587 — to — 阳金鼠年 (male Iron-Rat) −433 or −814 or −1586

The year 561 BC was a year of the pre-Julian Roman calendar. In the Roman Empire, it was known as year 193 Ab urbe condita.^[1] The denomination 561 BC for this year has been used since the early medieval period, when the Anno Domini calendar era became the prevalent method in Europe for naming years.^[2]

Events

Croesus becomes king of Lydia (or 560 BC).^[3]
All eight solar system planets, including the now redefined dwarf planet Pluto, fall into planetary alignment.^[4]

Deaths