Claire Brayton Bird (October 27, 1868 – August 15, 1954) was an American lawyer from Wausau who served four years as a Republican member of the Wisconsin State Senate from the 25th District (Langlade and Marathon Counties).

Bird was born on October 27, 1868, in Jefferson, Wisconsin.

Bird began practicing law in Wausau, Wisconsin.

[1] He was appointed city attorney of Wausau in 1897 and served two years; was vice-president of the Wisconsin State Board of Education from 1917 to 1918,[1] resigning when elected to the Senate; and served as president of the Wisconsin State Bar Association.

[1] Bird was elected a member of the Senate in 1918,[1][3] with 5,056 votes to 3,794 for Socialist Christ Bloom.