|Centuries:||6th century – 7th century – 8th century|
|Decades:||640s 650s 660s – 670s – 680s 690s 700s|
|Years:||672 673 674 – 675 – 676 677 678|
|675 by topic|
|State leaders – Sovereign states|
|Birth and death categories|
|Births – Deaths|
|Establishment and disestablishment categories|
|Establishments – Disestablishments|
|Ab urbe condita||1428|
|Bahá'í calendar||−1169 – −1168|
|English Regnal year||N/A|
|Chinese calendar||甲戌年 (Wood Dog)
3371 or 3311
— to —
乙亥年 (Wood Pig)
3372 or 3312
|- Vikram Samvat||731–732|
|- Shaka Samvat||597–598|
|- Kali Yuga||3776–3777|
|Igbo calendar||−325 – −324|
|Minguo calendar||1237 before ROC
|Thai solar calendar||1218|
|Wikimedia Commons has media related to 675.|
Year 675 (DCLXXV) was a common year starting on Monday (link will display the full calendar) of the Julian calendar. The denomination 675 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.
- King Childeric II is murdered by a band of dissatisfied Neustrians, along with his wife Bilichild and 5-year-old son Dagobert, while hunting in the forest near Livry (Picardy).
- Theuderic III retakes the throne of his elder brother Childeric II. He inherits the Frankish kingdoms of Neustria and Burgundy.
- Clovis III, an illegitimate son of Chlothar III, is proclaimed king of Austrasia by the Austrasian nobles.
- King Wulfhere of Mercia dies after a 17-year reign in which he has extended his sway over much of England south of the Humber River, including Essex, Surrey, and part of Wessex north of the Thames. Wulfhere is succeeded by his brother Æthelred.
- April 1 – King Hlothhere of Kent re-establishes Kentish supremacy in London.
- The 25-year-old Wang Bo (王勃) writes Tengwang Ge Xu to celebrate the Tengwang Pavilion (approximate date).
- January 5 – In Japan, a platform to observe the stars for astrologers is erected for the first time.
- March 14 – Princess Tōchi and Princess Abe of Japan proceed to Ise Jingu.
- March 16 – Emperor Tenmu decrees the end of serfdom. He also orders an end to granting lands to Princes of the Blood, to Princes and to Ministers and Temples.
- May 8 – Tenmu issues a decree to distribute the tax-rice for peasants in poverty, as well as a decree regulating of fishing and hunting, ordering a halt to eating the flesh of cattle, horses, dogs, monkeys or barn-yard fowls.
- Some Japanese ministers who oppose Tenmu are banished to an isolated island. A man climbs the hill east of the Palace, curses the emperor and kills himself.
- September 16 – A typhoon strikes Japan.
- The abbeys of Abingdon, England and Bath are founded (approximate date).
- Aldhelm is made abbot of Malmesbury Abbey.
- Boniface, Anglo-Saxon missionary (approximate date)
- Huoching, Alamannic nobleman (approximate date)
- Niu Xianke, chancellor of the Tang Dynasty (d. 742)
- Tervel, ruler (khagan) of the Bulgarian Empire (d. 721)
- Wigbert, Anglo-Saxon monk (approximate date)
- Amandus, bishop and saint
- Bilichild, Frankish queen
- Childeric II, king of the Franks
- February 18 – Colmán, bishop of Lindisfarne
- Germanus of Granfelden, Frankish abbot
- May 25 – Li Hong, prince of the Tang Dynasty (b. 652)
- Lupus I, duke of Aquitaine (approximate date)
- Máel Dub, Irish monk (approximate date)
- Wulfhere, king of Mercia
- Walsh A New Dictionary of Saints, pp. 21-22