Brennan

#9,457 for girls in 2025, 10 births · #1,002 for boys in 2025, 226 births
Given to boys 93.7% of the time

Showing
Show data for
Peak · boys
2009 · 1,464 births
Debut · boys
5 births
In top 100 · boys
never
of 146 years
Total births · boys
33,258
since 1916

Brennan over time

girlsboys

Rank within each sex, plotted together. Click any year to open it.

#1#10#100#1,000#10,000rank188019001920194019601980200020201982peak #1,862, 1994peak #242, 2009girlsboys
Hover or use arrow keys to read values by year; click or press Enter to open that year.

Gaps mean fewer than 5 babies received the name that year, so the SSA doesn't publish it.

Show data table
Yeargirlsboys
rankbirthsrankbirths
2025#9,45710#1,002226
2024#6,16719#1,057207
2023#6,92216#1,024213
2022#5,02826#995224
2021#4,50730#871265
2020#4,26332#764315
2019#4,34332#719340
2018#4,56230#661382
2017#3,47944#585464
2016#4,15735#534549
2015#3,76740#444690
2014#2,96957#387806
2013#2,66166#345927
2012#2,49573#3181,011
2011#2,17387#2931,177
2010#2,34181#2701,279
2009#2,27086#2421,464
2008#2,33483#2631,316
2007#2,034100#2861,207
2006#2,60269#2991,116
2005#3,25747#3121,054
2004#2,62063#3001,061
2003#3,47241#2761,127
2002#2,64258#2731,121
2001#2,54060#2741,121
2000#3,21642#2761,158
1999#2,47158#2701,106
1998#2,18865#2741,051
1997#2,48152#288967
1996#2,22960#297895
1995#2,15562#288916
1994#1,86276#329756
1993#2,26757#356663
1992#2,51350#368642
1991#2,38853#346698
1990#2,79941#382606
1989#3,16533#446445
1988#3,39328#421460
1987#2,85234#428422
1986#3,05430#520292
1985#3,98320#553253
1984#3,06928#562232
1983#3,24225#633182
1982#4,02519#706152
1981#4,96314#735139
1980#3,50623#737142
1979#4,42016#740136
1978#4,24216#760123
1977#6,8928#819108
1976#5,60110#83899
1975#5,16111#822102
1974#6,9007#84989
1973#7,4356#97169
1972—#1,06957
1971—#92078
1970—#93173
1969—#94466
1968—#95858
1967—#99253
1966—#99853
1965—#1,27136
1964—#1,43530
1963—#1,37532
1962—#1,62524
1961—#1,60225
1960—#1,97317
1959—#2,53011
1958—#2,17714
1957—#2,8229
1956—#2,49711
1955—#2,55810
1954—#2,9428
1953—#3,4256
1952——
1951—#3,7145
1950—#3,3296
1949—#3,2986
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First appearance
1916

The first year at least five boys were named Brennan! It came in at #3,897, and was given to 5 baby boys.


Quietest stretch: 1916–1948, when fewer than 6 boys a year got the name.

Where Brennan is popular in 1982

  • Rank in state
  • Top 10
  • 11–50
  • 51–100
  • 101–500
  • 501+
  • Not published
Alaska: fewer than 5 boys named Brennan, so not publishedAKMaine: fewer than 5 boys named Brennan, so not publishedMEVermont: fewer than 5 boys named Brennan, so not publishedVTNew Hampshire: fewer than 5 boys named Brennan, so not publishedNHWashington: #481 for boys · 5 births · 1 in 6,324 boysWAIdaho: fewer than 5 boys named Brennan, so not publishedIDMontana: fewer than 5 boys named Brennan, so not publishedMTNorth Dakota: fewer than 5 boys named Brennan, so not publishedNDMinnesota: fewer than 5 boys named Brennan, so not publishedMNIllinois: #539 for boys · 11 births · 1 in 7,623 boysILWisconsin: fewer than 5 boys named Brennan, so not publishedWIMichigan: #572 for boys · 6 births · 1 in 10,816 boysMINew York: fewer than 5 boys named Brennan, so not publishedNYMassachusetts: #353 for boys · 6 births · 1 in 6,044 boysMARhode Island: fewer than 5 boys named Brennan, so not publishedRIOregon: fewer than 5 boys named Brennan, so not publishedORNevada: fewer than 5 boys named Brennan, so not publishedNVWyoming: fewer than 5 boys named Brennan, so not publishedWYSouth Dakota: fewer than 5 boys named Brennan, so not publishedSDIowa: fewer than 5 boys named Brennan, so not publishedIAIndiana: fewer than 5 boys named Brennan, so not publishedINOhio: fewer than 5 boys named Brennan, so not publishedOHPennsylvania: #594 for boys · 6 births · 1 in 13,011 boysPANew Jersey: fewer than 5 boys named Brennan, so not publishedNJConnecticut: fewer than 5 boys named Brennan, so not publishedCTCalifornia: #833 for boys · 14 births · 1 in 14,631 boysCAUtah: #368 for boys · 5 births · 1 in 3,841 boysUTColorado: fewer than 5 boys named Brennan, so not publishedCONebraska: fewer than 5 boys named Brennan, so not publishedNEMissouri: fewer than 5 boys named Brennan, so not publishedMOKentucky: fewer than 5 boys named Brennan, so not publishedKYWest Virginia: fewer than 5 boys named Brennan, so not publishedWVVirginia: fewer than 5 boys named Brennan, so not publishedVAMaryland: fewer than 5 boys named Brennan, so not publishedMDDelaware: fewer than 5 boys named Brennan, so not publishedDEArizona: fewer than 5 boys named Brennan, so not publishedAZNew Mexico: fewer than 5 boys named Brennan, so not publishedNMKansas: fewer than 5 boys named Brennan, so not publishedKSArkansas: fewer than 5 boys named Brennan, so not publishedARTennessee: fewer than 5 boys named Brennan, so not publishedTNNorth Carolina: fewer than 5 boys named Brennan, so not publishedNCSouth Carolina: fewer than 5 boys named Brennan, so not publishedSCDistrict of Columbia: fewer than 5 boys named Brennan, so not publishedDCOklahoma: fewer than 5 boys named Brennan, so not publishedOKLouisiana: #449 for boys · 9 births · 1 in 4,199 boysLAMississippi: #384 for boys · 6 births · 1 in 3,208 boysMSAlabama: fewer than 5 boys named Brennan, so not publishedALGeorgia: fewer than 5 boys named Brennan, so not publishedGAHawaii: fewer than 5 boys named Brennan, so not publishedHITexas: #1,140 for boys · 6 births · 1 in 24,029 boysTXFlorida: #577 for boys · 9 births · 1 in 7,340 boysFL

Hover or tap a state for its numbers.

Top states · boys
  1. Massachusetts#353 · 1 in 6,044
  2. Utah#368 · 1 in 3,841
  3. Mississippi#384 · 1 in 3,208
  4. Louisiana#449 · 1 in 4,199
  5. Washington#481 · 1 in 6,324

Best ever in a state: #65 in Hawaii, 2008.

Show every state
StateRankBirthsShare
Massachusetts#35361 in 6,044
Utah#36851 in 3,841
Mississippi#38461 in 3,208
Louisiana#44991 in 4,199
Washington#48151 in 6,324
Illinois#539111 in 7,623
Michigan#57261 in 10,816
Florida#57791 in 7,340
Pennsylvania#59461 in 13,011
California#833141 in 14,631
Texas#1,14061 in 24,029
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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 Brennan
Momentum · boys
Falling
  • 55 spots since 2024 (#1,057 → #1,002)
  • 238 spots since 2020 (#764 → #1,002)
  • 558 spots since 2015 (#444 → #1,002)
  • Biggest jump: 273 spots in 1966 (#1,271 → #998)
  • Biggest drop: 149 spots in 1972 (#920 → #1,069)
Rise & fade · boys
93 yrs to peak
  • Debuted 1916
  • Peaked 2009 at #242 (1,464 births)
  • Births halved by 2015, 6 yrs later
Top of the charts · boys
Top 1,000 for 56 yrs
  • Top 10: never
  • Top 100: never
  • Top 1,000: 56 yrs · run 1973–2022
Share of babies · boys
1 in 1,355
  • Highest: 1 in 1,355 boys born in 2009 were named Brennan (0.07%)
  • Latest: 1 in 7,558 boys born in 2025 (0.01%)
Era · boys
The 2000s
  • 35.3% of all boys named Brennan (11,745) were born in this decade
Girls or boys?
Never flipped
  • The majority has never changed
all girlsall boys
Show by decade
DecadeBirthsBest rankAvg rank
1910s5#3,897 (1916)#3,897
1920s0——
1930s0——
1940s6#3,298 (1949)#3,298
1950s80#2,177 (1958)#2,888
1960s394#944 (1969)#1,317
1970s934#740 (1979)#872
1980s2,719#421 (1988)#574
1990s8,300#270 (1999)#320
2000s11,745#242 (2009)#280
2010s7,625#270 (2010)#456
2020s1,450#764 (2020)#952

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.

Brennan in 1982

girls
#4,025
19 births · 1 in 89,122 girls
boys
#706
152 births · 1 in 11,937 boys

Top girls' names in 1982

  1. #1Jennifer57,120
  2. #2Jessica45,453
  3. #3Amanda34,214
  4. #4Sarah28,483
  5. #5Melissa25,864
  6. #6Nicole21,706
  7. #7Stephanie20,861
  8. #8Elizabeth20,506
  9. #9Crystal19,099
  10. #10Amy18,799
  11. #4,025Brennan19

Top boys' names in 1982

  1. #1Michael68,216
  2. #2Christopher59,223
  3. #3Matthew46,045
  4. #4Jason40,628
  5. #5David40,453
  6. #6James38,874
  7. #7Joshua38,004
  8. #8John34,698
  9. #9Robert34,409
  10. #10Daniel32,652
  11. #706Brennan152
More about 1982

girls

1,693,325 girls got a published name in 1982; 1 in 89,122 of them was named Brennan, which outranked 67.4% of the 12,332 girls' names that year. The ten most popular names covered 17.3% of girls (24.6% in 1880, 7.0% in 2025).

Ranked beside Brennan
  1. #3,898Vasiliki20
  2. #3,898Venisha20
  3. #3,898Wilhelmina20
  4. #4,025Brennan19
  5. #4,025Aesha19
  6. #4,025Albertina19
  7. #4,025Alene19
  8. #4,167Abigayle18
  9. #4,167Aftan18
  10. #4,167Alessia18

Tied with 141 names at #4,025; 3 shown. Tied names share a rank, as in SSA's lists.

Biggest movers since 1981
Risers
  1. ↑ 1,715Kaleena#2,375 → #660
  2. ↑ 1,197Kala#1,958 → #761
  3. ↑ 1,094Chelsie#2,028 → #934
  4. ↑ 1,081Tenika#2,028 → #947
  5. ↑ 1,044Falon#1,958 → #914
Fallers
  1. ↓ 538Evita#779 → #1,317
  2. ↓ 517Martine#791 → #1,308
  3. ↓ 473Dusty#720 → #1,193
  4. ↓ 470Regan#991 → #1,461
  5. ↓ 401Windy#998 → #1,399

Among names in the top 1,000 of either year.

boys

1,814,447 boys got a published name in 1982; 1 in 11,937 of them was named Brennan, which outranked 90.4% of the 7,367 boys' names that year. The ten most popular names covered 23.9% of boys (44.2% in 1880, 8.0% in 2025).

Ranked beside Brennan
  1. #700Tory154
  2. #700Whitney154
  3. #705Myles153
  4. #706Brennan152
  5. #706Parker152
  6. #708Elmer151
  7. #708Grady151
  8. #708Marcel151

Tied names share a rank, as in SSA's lists.

Biggest movers since 1981
Risers
  1. ↑ 1,958Colt#2,418 → #460
  2. ↑ 730Eliot#1,695 → #965
  3. ↑ 532Colton#1,334 → #802
  4. ↑ 478Kiel#1,101 → #623
  5. ↑ 416Eugenio#1,411 → #995
Fallers
  1. ↓ 309Marchello#841 → #1,150
  2. ↓ 237Carmen#851 → #1,088
  3. ↓ 234Claudio#976 → #1,210
  4. ↓ 224Irvin#826 → #1,050
  5. ↓ 222Jeramiah#971 → #1,193

Among names in the top 1,000 of either year.

See the top 100 for 1982 →