Year 423 (CDXXIII) was a common year starting on Monday (link will display the full calendar) of the Julian calendar. At the time, it was known as the...

Year 423 BC was a year of the pre-Julian Roman calendar. At the time, it was known as the Year of the Consulship of Atratinus and Ambustus (or, less frequently...

Julian calendar 1489 MCDLXXXIX Korean calendar 3822 Minguo calendar 423 before ROC 民前423年 Nanakshahi calendar 21 Thai solar calendar 2031–2032 Tibetan calendar...

Paul. “Aristophanes: The Complete Plays.” The New American Library) 424/423 BC - estimated birth of Plato, a famous philosopher. The Achaemenid king...

BH – 88 BH Javanese calendar 423–424 Julian calendar 536 DXXXVI Korean calendar 2869 Minguo calendar 1376 before ROC 民前1376年 Nanakshahi calendar −932 Seleucid...

calendar −440 Byzantine calendar 5706–5707 Chinese calendar 丁丑年 (Fire Ox) 2895 or 2688     — to — 戊寅年 (Earth Tiger) 2896 or 2689 Coptic calendar −86 – −85 Discordian...

calendar 424 BH – 423 BH Javanese calendar 88–89 Julian calendar 211 CCXI Korean calendar 2544 Minguo calendar 1701 before ROC 民前1701年 Nanakshahi calendar...

calendar −212 Byzantine calendar 5934–5935 Chinese calendar 乙丑年 (Wood Ox) 3123 or 2916     — to — 丙寅年 (Fire Tiger) 3124 or 2917 Coptic calendar 142–143 Discordian...

己巳年 (Earth Snake) 3127 or 2920     — to — 庚午年 (Metal Horse) 3128 or 2921 Coptic calendar 146–147 Discordian calendar 1596 Ethiopian calendar 422–423 Hebrew...

calendar 甲子年 (Wood Rat) 2282 or 2075     — to — 乙丑年 (Wood Ox) 2283 or 2076 Coptic calendar −699 – −698 Discordian calendar 751 Ethiopian calendar −423 – −422...