In Roman mythology

Roman mythology

Roman mythology is the body of traditional stories pertaining to ancient Rome's legendary origins and religious system, as represented in the literature and visual arts of the Romans...

, Silvius was either the son of Aeneas

Aeneas

Aeneas , in Greco-Roman mythology, was a Trojan hero, the son of the prince Anchises and the goddess Aphrodite. His father was the second cousin of King Priam of Troy, making Aeneas Priam's second cousin, once removed. The journey of Aeneas from Troy , which led to the founding a hamlet south of...

 and Lavinia

Lavinia

In Roman mythology, Lavinia is the daughter of Latinus and Amata and the last wife of Aeneas.Lavinia, the only child of the king and "ripe for marriage", had been courted by many men in Ausonia who hoped to become the king of Latium. Turnus, ruler of the Rutuli, was the most likely of the suitors,...

 or the son of Ascanius

Ascanius

Ascanius is the son of the Trojan hero Aeneas and a legendary king of Alba Longa. He is a character of Roman mythology, and has a divine lineage, being the son of Aeneas, who is son of Venus and the hero Anchises, a relative of Priam; thus Ascanius has divine ascendents by both parents, being...

. He succeeded Ascanius

Ascanius

Ascanius is the son of the Trojan hero Aeneas and a legendary king of Alba Longa. He is a character of Roman mythology, and has a divine lineage, being the son of Aeneas, who is son of Venus and the hero Anchises, a relative of Priam; thus Ascanius has divine ascendents by both parents, being...

 as King of Alba Longa

Alba Longa

Alba Longa – in Italian sources occasionally written Albalonga – was an ancient city of Latium in central Italy southeast of Rome in the Alban Hills. Founder and head of the Latin League, it was destroyed by Rome around the middle of the 7th century BC. In legend, Romulus and Remus, founders of...

.

According to the former tradition, upon the death of Aeneas, Lavinia is said to have hidden in a forest from the fear that Ascanius

Ascanius

Ascanius is the son of the Trojan hero Aeneas and a legendary king of Alba Longa. He is a character of Roman mythology, and has a divine lineage, being the son of Aeneas, who is son of Venus and the hero Anchises, a relative of Priam; thus Ascanius has divine ascendents by both parents, being...

 would harm the child. He was named after his place of birth, Silva being the Latin word for forest or wood.

According to Dionysius of Halicarnassus

Dionysius of Halicarnassus

Dionysius of Halicarnassus was a Greek historian and teacher of rhetoric, who flourished during the reign of Caesar Augustus. His literary style was Attistic — imitating Classical Attic Greek in its prime.-Life:...

, a dispute arose on who should succeed Ascanius, either Silvius (the brother of Ascanius) or Julus (the son of Ascanius). The dispute was decided in favor of Silvius by the people who believed that it was his right as the nephew of Latinus. Julus was awarded the priesthood. All the kings of Alba following Silvius bore the name as their cognomen

Cognomen

The cognomen nōmen "name") was the third name of a citizen of Ancient Rome, under Roman naming conventions. The cognomen started as a nickname, but lost that purpose when it became hereditary. Hereditary cognomina were used to augment the second name in order to identify a particular branch within...

.