28 BC

Year 28 BC was either a common year starting on Saturday, Sunday or Monday or a leap year starting on Saturday or Sunday of the Julian calendar. At the time, it was known as the Year of the First Consulship of Octavian and Agrippa.

 Events 
 Gaius Julius Caesar Octavian becomes Roman Consul for the sixth time. His partner Marcus Vipsanius Agrippa becomes Consul for the second time.
 May 10 – The earliest dated record of a sunspot by Chinese astronomers.
 The Emilius comet is said to have crashed into modern day Pakistan.

 Deaths 

 Mariamme, wife of king Herod the Great (b. 48 BC)