Of the forest
Sylis is a modern phonetic spelling of Silas, which is derived from the Latin name Silvanus. It refers to someone who dwells in or originates from the woods or forest. While the 'y' spelling is contemporary, the name's roots are ancient and botanical.
About 63 boys were named Sylis in 2025.
US births per 5-year period, 1990–present (SSA data).