Year 1980

  • Rank: 736
  • Boys named Brennan: 143
  • Percent of Boys named Brennan: 0.0077%

Year 1979

  • Rank: 744
  • Boys named Brennan: 135
  • Percent of Boys named Brennan: 0.0075%

Year 1978

  • Rank: 768
  • Boys named Brennan: 121
  • Percent of Boys named Brennan: 0.0071%

Year 1977

  • Rank: 817
  • Boys named Brennan: 108
  • Percent of Boys named Brennan: 0.0063%

Year 1976

  • Rank: 839
  • Boys named Brennan: 99
  • Percent of Boys named Brennan: 0.0061%

Year 1975

  • Rank: 823
  • Boys named Brennan: 102
  • Percent of Boys named Brennan: 0.0063%

Year 1974

  • Rank: 839
  • Boys named Brennan: 91
  • Percent of Boys named Brennan: 0.0056%

Year 1973

  • Rank: 971
  • Boys named Brennan: 69
  • Percent of Boys named Brennan: 0.0043%

Year 1971

  • Rank: 920
  • Boys named Brennan: 78
  • Percent of Boys named Brennan: 0.0043%

Year 1970

  • Rank: 931
  • Boys named Brennan: 73
  • Percent of Boys named Brennan: 0.0038%

Year 1969

  • Rank: 944
  • Boys named Brennan: 66
  • Percent of Boys named Brennan: 0.0036%

Year 1968

  • Rank: 956
  • Boys named Brennan: 58
  • Percent of Boys named Brennan: 0.0033%

Year 1967

  • Rank: 993
  • Boys named Brennan: 53
  • Percent of Boys named Brennan: 0.003%

Year 1966

  • Rank: 1000
  • Boys named Brennan: 53
  • Percent of Boys named Brennan: 0.0029%