Defne
Girl name · #4318 in 2025 · Very rare
How old is the name Defne? In official American birth records, Defne has been tracked continuously since 1993, giving it 32 years of documented American history.
In 2025, 33 baby girls were named Defne, placing it at #4318 in the official national rankings. A decade ago it stood at #4853, so the name has been rising over the past ten years. Roughly one in every 54,545 girls born in 2025 was named Defne.
The 32-year story
Defne first appears in the Social Security records in 1993, when 5 girls received the name. Its peak came in 2017, when 51 girls were named Defne — good for #3145 that year. Today's parents encounter it on its way down the popularity curve, which for many parents is exactly the appeal. Following the curve matters more than today's snapshot: a name's position on its rise-peak-decline arc is the best predictor of how common it will feel in a kindergarten class five years from now.
Babies named Defne per year. Source: Official national birth records.
Unlock the 5-year forecast and compare Defne against up to 5 other names.
Uniqueness: will there be another Defne in class?
On our rarity read — which blends how common Defne is today with its five-year momentum — the name reads as "very rare". A high score means genuine rarity — your Defne will likely be the only one in the room, with the occasional spelling-out as the price.
Where Defne is most common
State-level data for Defne is too sparse in 2025 to rank by rate — in most states its count falls below the SSA's per-state reporting threshold (counts under 5 are withheld).
Names like Defne
Statistically, parents drawn to Defne tend to be choosing among names with similar popularity arcs, era profiles, and sounds — the closest matches in our model are Emaline, Addeline, Wynne, Remie, and Liliane.
EmalineAddelineWynneRemieLilianeAdelyneAdelynneDivine
Rank history (last 25 years)
| Year | Babies named Defne | Rank |
|---|---|---|
| 2025 | 33 | #4265 |
| 2024 | 33 | #4294 |
| 2023 | 30 | #4565 |
| 2022 | 21 | #5793 |
| 2021 | 22 | #5573 |
| 2020 | 26 | #4880 |
| 2019 | 31 | #4437 |
| 2018 | 39 | #3789 |
| 2017 | 51 | #3145 |
| 2016 | 48 | #3326 |
| 2015 | 28 | #4853 |
| 2014 | 26 | #5163 |
| 2013 | 19 | #6462 |
| 2012 | 28 | #4957 |
| 2011 | 25 | #5358 |
| 2010 | 21 | #6182 |
| 2009 | 22 | #6091 |
| 2008 | 15 | #8109 |
| 2007 | 17 | #7394 |
| 2006 | 22 | #5906 |
| 2005 | 17 | #6820 |
| 2004 | 19 | #6216 |
| 2003 | 9 | #10425 |
| 2002 | 12 | #8280 |
| 2001 | 8 | #11020 |
Frequently asked questions
How old is the name Defne?
In official American birth records, the name Defne first appeared in 1993 (over 32 years ago), when 5 newborn girls received the name. It has been tracked in modern national records for 32 years.
Is Defne a popular girl name?
Defne ranked #4318 among girls in 2025 with 33 babies given the name — outside the top 500, making it an uncommon pick. Ten years earlier it ranked #4853.
When was the name Defne most popular?
Defne peaked in 2017, when 51 American girls received the name (ranked #3145 that year). Since 2017 the name has declined from that high.
How rare is the name Defne?
In 2025, roughly 1 in 54,545 newborn American girls was named Defne. On our rarity scale (rarity blended with momentum) we classify it as "very rare".
Data source: Official American birth records, 1880–2025, national and state files. Counts reflect registered birth records for American families.