Guillermo
Last seen for girls in 2006 at #17,168 · #901 for boys in 2025, 264 births
Given to boys 99.8% of the time
- Peak · boys
- 1996 · 692 births
- Debut · boys
- 5 births
- In top 100 · boys
- neverof 146 years
- Total births · boys
- 32,074since 1885
Guillermo over time
Rank among boys' names. Guillermo has never cracked the top 300 here.
Gaps mean fewer than 5 babies received the name that year, so the SSA doesn't publish it.
Show data table
| Year | girls | boys | ||
|---|---|---|---|---|
| rank | births | rank | births | |
| 2025 | — | #901 | 264 | |
| 2024 | — | #831 | 299 | |
| 2023 | — | #833 | 294 | |
| 2022 | — | #848 | 287 | |
| 2021 | — | #811 | 299 | |
| 2020 | — | #832 | 275 | |
| 2019 | — | #747 | 320 | |
| 2018 | — | #751 | 314 | |
| 2017 | — | #795 | 289 | |
| 2016 | — | #754 | 322 | |
| 2015 | — | #661 | 389 | |
| 2014 | — | #676 | 376 | |
| 2013 | — | #688 | 348 | |
| 2012 | — | #619 | 392 | |
| 2011 | — | #604 | 408 | |
| 2010 | — | #553 | 457 | |
| 2009 | — | #507 | 534 | |
| 2008 | — | #476 | 583 | |
| 2007 | — | #454 | 610 | |
| 2006 | #17,168 | 5 | #439 | 621 |
| 2005 | — | #434 | 616 | |
| 2004 | — | #406 | 639 | |
| 2003 | — | #428 | 595 | |
| 2002 | — | #404 | 626 | |
| 2001 | — | #402 | 620 | |
| 2000 | — | #391 | 651 | |
| 1999 | — | #387 | 665 | |
| 1998 | — | #369 | 693 | |
| 1997 | — | #382 | 632 | |
| 1996 | — | #352 | 692 | |
| 1995 | #11,783 | 6 | #380 | 623 |
| 1994 | #11,778 | 6 | #357 | 675 |
| 1993 | #10,588 | 7 | #360 | 654 |
| 1992 | #10,479 | 7 | #360 | 659 |
| 1991 | #9,336 | 8 | #389 | 582 |
| 1990 | — | #395 | 587 | |
| 1989 | — | #404 | 532 | |
| 1988 | #11,798 | 5 | #385 | 511 |
| 1987 | — | #451 | 388 | |
| 1986 | — | #429 | 405 | |
| 1985 | #10,677 | 5 | #409 | 432 |
| 1984 | — | #404 | 412 | |
| 1983 | — | #394 | 423 | |
| 1982 | #10,517 | 5 | #386 | 437 |
| 1981 | #10,411 | 5 | #392 | 428 |
| 1980 | #10,392 | 5 | #409 | 395 |
| 1979 | — | #400 | 394 | |
| 1978 | — | #441 | 322 | |
| 1977 | — | #422 | 351 | |
| 1976 | — | #410 | 360 | |
| 1975 | #9,067 | 5 | #416 | 349 |
| 1974 | — | #418 | 349 | |
| 1973 | — | #419 | 347 | |
| 1972 | — | #469 | 281 | |
| 1971 | — | #460 | 314 | |
| 1970 | — | #472 | 290 | |
| 1969 | — | #494 | 244 | |
| 1968 | — | #449 | 292 | |
| 1967 | — | #483 | 242 | |
| 1966 | #6,564 | 5 | #550 | 194 |
| 1965 | — | #539 | 203 | |
| 1964 | — | #571 | 192 | |
| 1963 | — | #567 | 193 | |
| 1962 | — | #576 | 185 | |
| 1961 | — | #606 | 171 | |
| 1960 | — | #565 | 191 | |
| 1959 | — | #580 | 184 | |
| 1958 | — | #603 | 162 | |
| 1957 | — | #611 | 158 | |
| 1956 | — | #580 | 172 | |
| 1955 | — | #604 | 150 | |
| 1954 | — | #605 | 149 | |
| 1953 | — | #636 | 126 | |
| 1952 | — | #608 | 134 | |
| 1951 | — | #610 | 133 | |
| 1950 | — | #606 | 127 | |
| 1949 | — | #577 | 137 | |
| 1948 | — | #572 | 136 | |
| 1947 | — | #645 | 114 | |
| 1946 | — | #671 | 93 | |
| 1945 | — | #624 | 94 | |
| 1944 | — | #707 | 77 | |
| 1943 | — | #724 | 79 | |
| 1942 | — | #910 | 53 | |
| 1941 | — | #646 | 89 | |
| 1940 | — | #726 | 71 | |
| 1939 | — | #763 | 63 | |
| 1938 | — | #730 | 70 | |
| 1937 | — | #742 | 67 | |
| 1936 | — | #660 | 79 | |
| 1935 | — | #716 | 72 | |
| 1934 | — | #650 | 86 | |
| 1933 | — | #694 | 74 | |
| 1932 | — | #739 | 71 | |
| 1931 | — | #584 | 100 | |
| 1930 | — | #610 | 101 | |
| 1929 | — | #630 | 94 | |
| 1928 | — | #676 | 87 | |
| 1927 | — | #629 | 100 | |
| 1926 | — | #605 | 107 | |
| 1925 | — | #682 | 88 | |
| 1924 | — | #704 | 87 | |
| 1923 | — | #682 | 89 | |
| 1922 | — | #924 | 57 | |
| 1921 | — | #1,058 | 44 | |
| 1920 | — | #812 | 68 | |
| 1919 | — | #1,034 | 43 | |
| 1918 | — | #1,192 | 34 | |
| 1917 | — | #1,033 | 40 | |
| 1916 | — | #1,594 | 20 | |
| 1915 | — | #1,124 | 33 | |
| 1914 | — | #1,127 | 26 | |
| 1913 | — | #1,311 | 16 | |
| 1912 | — | #1,095 | 18 | |
| 1911 | — | #1,117 | 10 | |
| 1910 | — | #859 | 13 | |
| 1909 | — | #1,440 | 5 | |
| 1908 | — | #1,113 | 7 | |
| 1907 | — | #1,200 | 6 | |
| 1906 | — | — | ||
| 1905 | — | #786 | 10 | |
| 1904 | — | #760 | 10 | |
| 1903 | — | — | ||
| 1902 | — | — | ||
| 1901 | — | — | ||
| 1900 | — | #1,162 | 6 | |
| 1899 | — | — | ||
| 1898 | — | — | ||
| 1897 | — | #1,057 | 5 | |
| 1896 | — | — | ||
| 1895 | — | — | ||
| 1894 | — | — | ||
| 1893 | — | — | ||
| 1892 | — | #792 | 8 | |
| 1891 | — | — | ||
| 1890 | — | — | ||
| 1889 | — | — | ||
| 1888 | — | — | ||
| 1887 | — | — | ||
| 1886 | — | — | ||
| 1885 | — | #936 | 5 | |
| 1884 | — | — | ||
| 1883 | — | — | ||
| 1882 | — | — | ||
| 1881 | — | — | ||
| 1880 | — | — | ||
The first year at least five boys were named Guillermo! It came in at #936, and was given to 5 baby boys.
Quietest stretch: 1885–1891, when fewer than 6 boys a year got the name.
Where Guillermo is popular in 1988
- Rank in state
- Top 10
- 11–50
- 51–100
- 101–500
- 501+
- Not published
Hover or tap a state for its numbers.
- California#193 · 1 in 1,069
- Arizona#216 · 1 in 1,339
- Texas#219 · 1 in 1,232
- New Mexico#248 · 1 in 1,429
- Florida#376 · 1 in 3,249
Best ever in a state: #81 in Arizona, 1915.
Show every state
| State | Rank | Births | Share |
|---|---|---|---|
| California | #193 | 236 | 1 in 1,069 |
| Arizona | #216 | 22 | 1 in 1,339 |
| Texas | #219 | 117 | 1 in 1,232 |
| New Mexico | #248 | 8 | 1 in 1,429 |
| Florida | #376 | 26 | 1 in 3,249 |
| Illinois | #410 | 21 | 1 in 3,974 |
| New York | #423 | 31 | 1 in 4,184 |
| Massachusetts | #463 | 5 | 1 in 8,294 |
| Washington | #467 | 6 | 1 in 5,433 |
| New Jersey | #491 | 8 | 1 in 6,431 |
| Virginia | #565 | 5 | 1 in 8,026 |
| Alabama | — | — | — |
| Alaska | — | — | — |
| Arkansas | — | — | — |
| Colorado | — | — | — |
| Connecticut | — | — | — |
| Delaware | — | — | — |
| District of Columbia | — | — | — |
| Georgia | — | — | — |
| Hawaii | — | — | — |
| Idaho | — | — | — |
| Indiana | — | — | — |
| Iowa | — | — | — |
| Kansas | — | — | — |
| Kentucky | — | — | — |
| Louisiana | — | — | — |
| Maine | — | — | — |
| Maryland | — | — | — |
| Michigan | — | — | — |
| Minnesota | — | — | — |
| Mississippi | — | — | — |
| Missouri | — | — | — |
| Montana | — | — | — |
| Nebraska | — | — | — |
| Nevada | — | — | — |
| New Hampshire | — | — | — |
| North Carolina | — | — | — |
| North Dakota | — | — | — |
| Ohio | — | — | — |
| Oklahoma | — | — | — |
| Oregon | — | — | — |
| Pennsylvania | — | — | — |
| Rhode Island | — | — | — |
| South Carolina | — | — | — |
| South Dakota | — | — | — |
| Tennessee | — | — | — |
| Utah | — | — | — |
| Vermont | — | — | — |
| West Virginia | — | — | — |
| Wisconsin | — | — | — |
| Wyoming | — | — | — |
Ranks are within each state; “1 in N” is out of the boys born there that year. The SSA only publishes a name in a state when 5 or more babies of one sex got it.
See more about Guillermo
- 70 spots since 2024 (#831 → #901)
- 69 spots since 2020 (#832 → #901)
- 240 spots since 2015 (#661 → #901)
- Biggest jump: 581 spots in 1910 (#1,440 → #859)
- Biggest drop: 264 spots in 1942 (#646 → #910)
- Debuted 1885
- Peaked 1996 at #352 (692 births)
- Births halved by 2016, 20 yrs later
- Top 10: never
- Top 100: never
- Top 1,000: 110 yrs · run 1922–2025
- Highest: 1 in 2,737 boys born in 1996 were named Guillermo (0.04%)
- Latest: 1 in 6,470 boys born in 2025 (0.02%)
- 20.1% of all boys named Guillermo (6,462) were born in this decade
Show by decade
| Decade | Births | Best rank | Avg rank |
|---|---|---|---|
| 1880s | 5 | #936 (1885) | #936 |
| 1890s | 13 | #792 (1892) | #925 |
| 1900s | 44 | #760 (1904) | #1,077 |
| 1910s | 253 | #859 (1910) | #1,149 |
| 1920s | 821 | #605 (1926) | #740 |
| 1930s | 783 | #584 (1931) | #689 |
| 1940s | 943 | #572 (1948) | #680 |
| 1950s | 1,495 | #580 (1959) | #604 |
| 1960s | 2,107 | #449 (1968) | #540 |
| 1970s | 3,357 | #400 (1979) | #433 |
| 1980s | 4,363 | #385 (1988) | #406 |
| 1990s | 6,462 | #352 (1996) | #373 |
| 2000s | 6,095 | #391 (2000) | #434 |
| 2010s | 3,615 | #553 (2010) | #685 |
| 2020s | 1,718 | #811 (2021) | #843 |
All figures count published births only (names given to at least 5 boys in a year). Registrations before 1937 are incomplete, so early shares and totals run low.
Guillermo in 1988
Top girls' names in 1988
Top boys' names in 1988
More about 1988
girls
1,780,854 girls got a published name in 1988; 1 in 356,171 of them was named Guillermo, which outranked 15.0% of the 13,883 girls' names that year. The ten most popular names covered 17.3% of girls (24.6% in 1880, 7.0% in 2025).
boys
1,914,283 boys got a published name in 1988; 1 in 3,746 of them was named Guillermo, which outranked 95.5% of the 8,495 boys' names that year. The ten most popular names covered 21.4% of boys (44.2% in 1880, 8.0% in 2025).