Sibling names for Greg
Names that sound like they belong in the same family as Greg usually share its era. These sister and brother names rose and fell on a similar curve to Greg, whose busiest decade was the 1960s, and are about as common, so neither child's name will feel dated or unusual next to the other.
Sister names for Greg
| Name | Meaning | Rank 2025 | Babies, last 5 years | Peak decade |
|---|---|---|---|---|
| Lori | variant of Laurie (Laura) | #1,726 | 709 | 1960s |
| Terri | #6,303 | 128 | 1960s | |
| Shari | from French chérie, "darling" | #11,780 | 34 | 1960s |
| Becky | pet form of Rebecca | #3,992 | 170 | 1960s |
| Kim | short form of Kimberly or Kimball | #4,228 | 179 | 1960s |
| Darla | from Darlene; "darling" | #941 | 1,112 | 1960s |
| Sandy | pet form of Alexander or Sandra | #3,020 | 292 | 1960s |
| Sherry | sherry (wine) or variant of Cherie | #5,532 | 126 | 1960s |
Brother names for Greg
| Name | Meaning | Rank 2025 | Babies, last 5 years | Peak decade |
|---|---|---|---|---|
| Timmy | pet form of Timothy | #6,107 | 91 | 1960s |
| Marty | pet form of Martin | #2,914 | 243 | 1960s |
| Chuck | #8,381 | 31 | 1960s | |
| Jeff | #3,342 | 215 | 1960s | |
| Ron | short form of Ronald; also Hebrew "joy" | #4,361 | 160 | 1960s |
| Darrell | from d'Airel (Norman place name) | #1,691 | 588 | 1960s |
| Kurt | short form of Konrad; "bold counsel" | #2,271 | 343 | 1960s |
| Kerry | County Kerry; Irish and English surnames | #2,464 | 236 | 1960s |
| Ricky | pet form of Richard | #949 | 1,435 | 1950s |
| Randall | from Randolph: shield wolf | #1,506 | 692 | 1950s |
Greg's era
Greg ranked #4,761 for boys in 2025, against #3,315 in 2015. Its best year was 1961, at #77. 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, Greg included.
Girls: Elizabeth, Maria, Lydia, Cecilia, Julia, Miriam. Boys: Samuel, Anthony, Wesley, Vincent, Calvin, Victor.
How these were chosen
Each suggestion's share of US babies has followed a curve close to Greg's since 1880, and its recent number of babies is within about twelve times Greg's, so the names are in the same league. Names starting with the same letter as Greg or with the same ending are left out, so the names go together without matching. Spellings of Greg itself are excluded.