|Centuries:||7th century – 8th century – 9th century|
|Decades:||690s 700s 710s – 720s – 730s 740s 750s|
|Years:||721 722 723 – 724 – 725 726 727|
|724 by topic|
|State leaders – Sovereign states|
|Birth and death categories|
|Births – Deaths|
|Establishment and disestablishment categories|
|Establishments – Disestablishments|
|Ab urbe condita||1477|
|Bahá'í calendar||−1120 – −1119|
|English Regnal year||N/A|
|Chinese calendar||癸亥年 (Water Pig)
3420 or 3360
— to —
甲子年 (Wood Rat)
3421 or 3361
|- Vikram Samvat||780–781|
|- Shaka Samvat||646–647|
|- Kali Yuga||3825–3826|
|Igbo calendar||−276 – −275|
|Japanese calendar||Yōrō 8 / Jinki 1
|Minguo calendar||1188 before ROC
|Thai solar calendar||1267|
|Wikimedia Commons has media related to 724.|
Year 724 (DCCXXIV) was a leap year starting on Saturday (link will display the full calendar) of the Julian calendar. The denomination 724 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.
- Ragenfrid, ex-mayor of the palace of Neustria, revolts against Charles Martel. He is easily defeated, and Ragenfrid gives up his sons as hostages in turn for keeping his lands in Anjou.
- January 26 – Caliph Yazid II dies of tuberculosis after a 4-year reign. He is succeeded by his brother Hisham ibn Abd al-Malik who appoints Khalid al-Qasri as governor of Iraq.
- The Turgesh Khaganate score a major victory over the Arabs in the "Day of Thirst" near Khujand (modern Tajikistan).
- Muslim fleet raids the Byzantine-ruled Balearic Islands, as well as Byzantine Sardinia and Lombard Corsica.
- March 3 – Empress Genshō abdicates the throne in favor of her 23-year-old nephew Shōmu. He is the son of the late emperor Monmu and becomes the 45th monarch of Japan.
- K'ak' Tiliw Chan Yopaat becomes king (ajaw) of the Maya city-state of Quiriguá (Guatemala) until his death in 785.
- Shōmu orders that houses of the Japanese nobility be roofed with green tiles, as in China, and have white walls with red roof poles (approximate date).
- Pirmin, Visigothic monk, is appointed abbot of Mittelzell Abbey at Reichenau Island, which he have founded.
- Hugh of Champagne, grandson of Pepin of Herstal, is appointed bishop of Bayeux.
- Felix, archbishop of Ravenna
- Fogartach mac Néill, High King of Ireland
- Rotrude of Treves, wife of Charles Martel
- Tonyukuk, military leader of the Göktürks (approximate date)
- January 26 – Yazid II, Muslim caliph (b. 687)
- David Nicolle (2008). Poitiers AD 732, Charles Martel turns the Islamic tide (p. 18). ISBN 978-184603-230-1
- David Nicolle (2008). Poitiers AD 732, Charles Martel turns the Islamic tide (p. 41). ISBN 978-184603-230-1
- Ponsonby-Fane, Richard (1959). The Imperial House of Japan, p. 57
- Old, Hughes Oliphant (1998). The reading and preaching of the scriptures in the worship of the Christian church. Wm. Eerdmans, pp. 137–40. ISBN 978-0-8028-4619-8