AgeName

Dorothy vs. Doris: which name is older?

The average Dorothy is 72 and the average Doris is 75, so Doris is the older name, by about 2 years.

Dorothy

Average age
72
Median age
77
Estimated alive
240K
Peak year
1924

Doris

Average age
75
Median age
76
Estimated alive
120K
Peak year
1928

When was each name popular?

Dorothy peaked first, in 1924 (in the mid 1920s). Doris peaked in 1928, 4 years later.

Estimated living people with each name, by the year they were born.

Which name is more common?

There are about 240,000 Dorothys and about 120,000 Dorises alive in the US, so there are about 2 times as many Dorothys as Dorises.

Boys or girls?

Both are girls' names: over 99% of living Dorothys and over 99% of living Dorises are women.

Names the same age as Dorothy

Names the same age as Doris

More comparisons: Gloria vs. Doris

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Dorothy or Doris: questions

Which is older, Dorothy or Doris?

The average Dorothy is 72 and the average Doris is 75, so Doris is the older name, by about 2 years.

How old is the average Dorothy?

The average Dorothy in the US is 72; half of all living Dorothys are between 66 and 85.

How old is the average Doris?

The average Doris in the US is 75; half of all living Dorises are between 68 and 85.

Which is more common, Dorothy or Doris?

There are about 240,000 Dorothys and about 120,000 Dorises alive in the US, so there are about 2 times as many Dorothys as Dorises.

Estimates from Social Security Administration baby-name records (births 1880–2025) and SSA cohort life tables (2026 Trustees Report). How we calculate this