I Peter 5:12 mentions "Silvanus" in the Greek, but it is generally translated as Silas, assuming that they are the same person.
Additional references:"Silvanus" is a Roman variation of the name "Silas," which Paul also used in 2 Corinthians 1:19, 1 Thessalonians 1:1and 2 Thessalonians 1:1, in addition to Peter's use of the form in 1 Peter 5:12.It is not mentioned in The Bible.
Silvanus Njambari was born in 1974.
Silvanus Bevan was born in 1691.
Claudius Silvanus died in 355.
Silvanus Trevail was born in 1851.
Silvanus Trevail died in 1903.
Oxycanus silvanus was created in 1935.
Mantidactylus silvanus was created in 1997.
Silvanus of Ahun died in 264.
Silvanus Bevan died in 1765.
It is not mentioned in the bible at all.
No, trolls are not mentioned in the Bible.