Sibling names for Siya
Names that sound like they belong in the same family as Siya usually share its era. These sister and brother names rose and fell on a similar curve to Siya, whose busiest decade was the 2020s, and are about as common, so neither child's name will feel dated or unusual next to the other.
Sister names for Siya
Brother names for Siya
Siya's era
Siya ranked #879 for girls in 2025, against #1,767 in 2015. Its best year was 2025, at #879. Names that rose and fell with it share its period feel, which keeps the set consistent.
Timeless names that go with any sibling
These names have been used steadily for a hundred years, so they sit comfortably next to a name from any era, Siya included.
Girls: Elizabeth, Maria, Lydia, Cecilia, Julia, Miriam. Boys: Anthony, Wesley, Vincent, Calvin, Victor, Oscar.
Same era, but close to Siya
These names follow Siya's curve too, but we left them out above because they share a first letter or an ending with Siya. Some parents like that echo; if you do, start here.
How these were chosen
Each suggestion's share of US babies has followed a curve close to Siya's since 1880, and its recent number of babies is within about twelve times Siya's, so the names are in the same league. Names starting with the same letter as Siya or with the same ending are left out, so the names go together without matching. Spellings of Siya itself are excluded.