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Boys' names with O

Almost every fiftyfive boy's first name in the USA begins with the letter O…

This means that the initial O is found much less frequently than average. On average, each letter appears as an initial in about 3.8 % of all boys' names, considering the 26-letter English alphabet. The distribution of initial letters is undoubtedly uneven – after all, some letters occur much more frequently, while others are much less frequent. In the US, the most common initials among boys' first names are J and A, while the letters U and X, on the other hand, are initials for very few names.

In the US, Oliver is currently the number 1 most popular boys’ name to start with an O. In second and third place are names such as Owen and Oscar. A far rarer name starting with O in the US is Otto.

First names directory

Quite rare in the States
In the United States really uncommon
In the United States really uncommon
Very rare in U.S.
In the United States really uncommon
A common boys name
Quite rare in the States
Seldom given in the U.S.
In the United States really uncommon
Seldom given in the U.S.
Very rare in U.S.
A really unusual first name
Only a few boys in the States are called Obada
A common and liked first name
Given only a few times a year
Given only a few times a year
An extremely rare boys name
An unusual first name
In the United States really uncommon
Seldom given in the U.S.
Seldom given in the U.S.
Seldom given in the U.S.
A really unusual first name
In the U.S. men with the name Obdulio are almost unique
Extremely rare in the U.S.

Click on the initial of the boy's first name you are looking for