Llewellyn Bell Mallory (1871–1933) was the 28th chief clerk of the California Assembly.

He was born in Nebraska on October 23, 1871 and educated at Napa Valley College and Stanford University, A.B.

Mallory served as an assistant clerk in the California Assembly in 1909.

[3] In 1915, Mallory hired 21-year-old law school student Arthur Ohnimus as a committee clerk.

[5] In California, the chief clerk is a nonpartisan officer of the legislature, responsible for advising the presiding officer on parliamentary rulings, guiding legislators on legislative procedures, and overseeing the records and votes of the house.