Definition from Wiktionary, the free dictionary
Proper noun 
- (Roman mythology) A god of forest.
- (biblical) A companion of Paul, also called Silas.
- A male given name, more often spelled Sylvanus, but never popular in either form.
- 1611, King James Version of the Bible (Authorized Version): 1 Peter 5: 12:
- By Silvanus, a faithful brother unto you, as I suppose, I have written briefly, exhorting, and testifying that this is the true grace of God wherein ye stand.