Grantham is a very rare boys' name that peaked in 1995 and has grown less common since.
Grantham is a boy name. In 2025 it ranked #11,133 for boy births in the United States (and #22,967 across all names), given to 6 babies. Grantham was first reported in SSA data in 1990 and peaked in 1995 (12 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 2025 | 6 | 6 | #11,133 |
| 2024 | 6 | 6 | #11,401 |
| 2019 | 9 | 9 | #8,426 |
| 2017 | 6 | 6 | #11,235 |
| 2016 | 11 | 11 | #7,305 |
| 2015 | 9 | 9 | #8,269 |
| 2014 | 7 | 7 | #10,005 |
| 2013 | 9 | 9 | #8,342 |
| 2011 | 7 | 7 | #9,990 |
| 2010 | 10 | 10 | #7,779 |
| 2008 | 10 | 10 | #7,885 |
| 2007 | 9 | 9 | #8,425 |
| 2006 | 12 | 12 | #6,608 |
| 2005 | 8 | 8 | #8,554 |
| 2004 | 11 | 11 | #6,694 |
| 2003 | 12 | 12 | #6,002 |
| 2002 | 7 | 7 | #8,773 |
| 2001 | 8 | 8 | #7,797 |
| 2000 | 8 | 8 | #7,709 |
| 1999 | 10 | 10 | #6,198 |
| 1998 | 11 | 11 | #5,604 |
| 1997 | 7 | — | #7,564 |
| 1996 | 10 | — | #5,689 |
| 1995 | 12 | — | #4,900 |
| 1994 | 7 | — | #7,234 |
| 1990 | 5 | — | #8,596 |