Sibling names for Collin
Names that sound like they belong in the same family as Collin usually share its era. These sister and brother names rose and fell on a similar curve to Collin, whose busiest decade was the 2000s, and are about as common, so neither child's name will feel dated or unusual next to the other.
Sister names for Collin
| Name | Meaning | Rank 2025 | Babies, last 5 years | Peak decade |
|---|---|---|---|---|
| Emilee | from the Roman family name Aemilius | #1,867 | 708 | 2000s |
| Paola | feminine of Paul; "small" | #1,260 | 1,178 | 2000s |
| Gabriella | God is my strength (feminine of Gabriel) | #105 | 13,842 | 2010s |
| Savannah | grassy plain; the Georgia city | #135 | 13,937 | 2000s |
| Kiana | Hawaiian form of Diana; or feminine of Kian | #743 | 1,889 | 1990s |
| Katelyn | variant of Caitlin (Catherine) | #1,077 | 1,511 | 1990s |
| Brianna | #222 | 8,244 | 2000s | |
| Kaleigh | #2,973 | 382 | 2000s | |
| Tatiana | #1,106 | 1,098 | 1990s |
Brother names for Collin
| Name | Meaning | Rank 2025 | Babies, last 5 years | Peak decade |
|---|---|---|---|---|
| Trenton | Trent's town | #1,042 | 1,508 | 2000s |
| Javon | #1,198 | 879 | 2000s | |
| Trey | third (nickname for a III) | #890 | 1,807 | 2000s |
| Brennan | #1,003 | 1,135 | 2000s | |
| Tanner | tanner (leather worker) | #475 | 3,765 | 1990s |
| Bryce | #357 | 6,129 | 2000s | |
| Alejandro | defender of men | #195 | 9,482 | 2000s |
| Zackary | #1,513 | 757 | 1990s | |
| Dylan | #41 | 34,281 | 2000s |
Collin's era
Collin ranked #493 for boys in 2025, against #261 in 2015. Its best year was 1996, at #115. 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, Collin included.
Girls: Elizabeth, Maria, Lydia, Julia, Miriam, Nina. Boys: Samuel, Anthony, Wesley, Vincent, Victor, Oscar.
Same era, but close to Collin
These names follow Collin's curve too, but we left them out above because they share a first letter or an ending with Collin. 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 Collin's since 1880, and its recent number of babies is within about twelve times Collin's, so the names are in the same league. Names starting with the same letter as Collin or with the same ending are left out, so the names go together without matching. Spellings of Collin itself are excluded.