Sibling names for Madelyn
Names that sound like they belong in the same family as Madelyn usually share its era. These sister and brother names rose and fell on a similar curve to Madelyn, whose busiest decade was the 2010s, and are about as common, so neither child's name will feel dated or unusual next to the other.
Sister names for Madelyn
Brother names for Madelyn
| Name | Meaning | Rank 2025 | Babies, last 5 years | Peak decade |
|---|---|---|---|---|
| Elijah | 'my God is Yahweh' | #7 | 58,811 | 2010s |
| Johan | God is gracious (Scandinavian/Dutch John) | #572 | 2,527 | 2010s |
| Jackson | son of Jack | #36 | 38,222 | 2010s |
| Parker | park keeper (surname) | #102 | 18,606 | 2010s |
| Carson | #124 | 16,179 | 2010s | |
| Noah | rest (Hebrew noaḥ) | #2 | 97,560 | 2010s |
| Giovanni | God is gracious (Italian form of John) | #123 | 14,821 | 2010s |
| Wyatt | from Wigheard: war + hardy | #38 | 34,591 | 2010s |
| Julian | of Julius (Roman family name) | #25 | 37,088 | 2010s |
| Isaiah | God is salvation | #57 | 26,869 | 2000s |
| Lukas | man from Lucania (form of Lucas) | #288 | 7,079 | 2010s |
Madelyn's era
Madelyn ranked #71 for girls in 2025, against #59 in 2015. Its best year was 2023, at #58. A sibling name from the same wave will sound like it was chosen by the same parents; a name from an older or newer wave can make one child's name feel dated next to the other's.
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, Madelyn included.
Girls: Elizabeth, Lydia, Cecilia, Julia, Nina, Carmen. Boys: Samuel, Anthony, Wesley, Vincent, Calvin, Victor.
Same era, but close to Madelyn
These names follow Madelyn's curve too, but we left them out above because they share a first letter or an ending with Madelyn. 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 Madelyn's since 1880, and its recent number of babies is within about twelve times Madelyn's, so the names are in the same league. Names starting with the same letter as Madelyn or with the same ending are left out, so the names go together without matching. Spellings of Madelyn itself are excluded.