The following outline is provided as an overview of and topical guide to Julius Caesar:

Gaius Julius Caesar (12 July 100 BC – 15 March 44 BC) was a Roman general and statesman. A member of the First Triumvirate, Caesar led the Roman armies in the Gallic Wars before defeating his political rival Pompey in a civil war and subsequently became dictator from 49 BC until his assassination in 44 BC. He played a critical role in the events that led to the demise of the Roman Republic and the rise of the Roman Empire.

• Constitutional reforms of Julius Caesar – Changes made to the Roman constitution during Caesar's dictatorship
• Early life and career of Julius Caesar – Caesar's upbringing and initial political and military experiences
• Poems by Julius Caesar – Literary works attributed to Caesar
• Julian calendar – Calendar reform introduced by Caesar in 45 BC, basis for the modern Gregorian calendar
• Extension of Roman citizenship – Caesar's policy of granting citizenship to non-Romans

Military campaigns of Julius Caesar – Overview of Caesar's major military expeditions

• Siege of Mytilene – Early military action in which Caesar participated
• Gallic Wars – Series of military campaigns in Gaul from 58 to 50 BC
  • Battle of the Arar – Caesar's victory over the Helvetii in 58 BC
  • Battle of Bibracte – Decisive battle against the Helvetii in 58 BC
  • Battle of Vosges – Caesar's defeat of Ariovistus in 58 BC
  • Battle of the Sabis – Major battle against the Nervii in 57 BC
  • Battle of the Axona – Caesar's campaign against the Belgic tribes in 57 BC
  • Invasions of Britain – Caesar's expeditions to Britain in 55 and 54 BC
  • Battle of Gergovia (notable defeat) – Caesar's unsuccessful siege of the Gallic oppidum in 52 BC
  • Battle of Alesia – Decisive battle of the Gallic Wars in 52 BC
  • Siege of Uxellodunum – Final major battle of the Gallic Wars in 51 BC
• Crossing the Rubicon – Caesar's fateful decision to enter Italy with his army in 49 BC, sparking civil war
• Caesar's civil war – Conflict between Caesar and the Roman Senate from 49 to 45 BC
  • Siege of Corfinium – Caesar's first major victory in the civil war
  • Siege of Brundisium – Caesar's pursuit of Pompey in 49 BC
  • Battle of Ilerda – Caesar's victory in Spain in 49 BC
  • Battle of Dyrrhachium – Indecisive battle between Caesar and Pompey
  • Battle of Pharsalus – Decisive victory over Pompey in 48 BC
  • Alexandrian war – Caesar's intervention in Egypt from 48 to 47 BC
    • Siege of Alexandria – Caesar's defense against Ptolemy XIII's forces
    • Battle of the Nile – Caesar's victory over Ptolemy XIII
  • Battle of Zela – Swift victory over Pharnaces II of Pontus
  • Battle of Ruspina – Indecisive battle in Africa in 46 BC
  • Battle of Thapsus – Caesar's victory over Pompeian forces in Africa
  • Battle of Munda – Final battle of the civil war in 45 BC
  • Siege of Corduba – Caesar's capture of the city in 45 BC

• Early life and career of Julius Caesar – Caesar's youth and initial political and military experiences
• Assassination of Julius Caesar – Events leading to and including Caesar's murder on the Ides of March, 44 BC

• Julia (daughter of Julius Caesar) – Caesar's only known biological child from his first marriage
• Gaius Octavius (Augustus) – Caesar's great-nephew and adopted heir, later known as Augustus
• Cleopatra VII – Queen of Egypt and Caesar's lover
• Caesarion – Son of Julius Caesar and Cleopatra VII
• Cornelia (wife of Julius Caesar) – Caesar's first wife
• Pompeia (wife of Julius Caesar) – Caesar's second wife
• Calpurnia (wife of Julius Caesar) – Caesar's third and last wife

• Caesar (title) – Use of Caesar's name as a title for Roman emperors and other rulers
• Kaiser – German title for emperor derived from Caesar
• Tsar – Slavic title for monarch derived from Caesar
• Roman Empire – The imperial system of government that succeeded the Roman Republic
• Julio-Claudian dynasty – First imperial dynasty of Rome, founded by Caesar's adopted heir Augustus
• Cultural depictions of Julius Caesar – Representations of Caesar in art, literature, and popular culture

• Julius Caesar Society – Organization dedicated to the study of Caesar and his era

• Commentarii de Bello Gallico (by Julius Caesar) – Caesar's firsthand account of the Gallic Wars
• Commentarii de Bello Civili (by Julius Caesar) – Caesar's account of the civil war against Pompey
• Life of Caesar (Plutarch) – Biography of Caesar by the Greek historian Plutarch

• Badass – Book featuring Caesar among other historical figures
• Caesar, Life of a Colossus – Biography of Caesar by Adrian Goldsworthy
• Heroes of History – Book featuring Caesar among other historical figures
• Rubicon: The Last Years of the Roman Republic – Book about the fall of the Roman Republic
• Tony Robinson's Romans – Book about Roman history including Caesar's era

• Michael Grant (historian) – British classicist and numismatist who wrote about Caesar
• Adrian Goldsworthy – British historian specializing in ancient Roman history
• Suetonius – Roman historian who wrote about Caesar in "The Twelve Caesars"
• Plutarch – Greek historian and biographer who wrote a famous biography of Caesar

• First Triumvirate – Political alliance between Caesar, Pompey, and Crassus
• Roman Republic – The system of government that preceded the Roman Empire
• Roman Empire – The imperial system that followed the Roman Republic

• C. Iulius (131) C. f. C. n. Fab. Caesar in the Digital Prosopography of the Roman Republic.
• Works by or about Gaius Julius Caesar at Wikisource
• Works related to Julius Caesar at Wikisource
• Online books, and library resources in your library and in other libraries about Caesar
• Online books, and library resources in your library and in other libraries by Caesar
• Guide to online resources

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