to whom it may concern

Idioms  

1. To the appropriate recipient for this message, as in I didn't know who was responsible for these complaints so I just addressed it “to whom it may concern.” This phrase is a formula used in letters, testimonials, and the like when one does not know the name of the proper person to address. [Second half of 1800s]

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Example Sentences

One letter is addressed to Fine and the other "to whom it may concern."

From Newsweek • Jan. 15, 2012

Be it fulfilled, the receipt thereof acknowledged, let be communicated to whom it may concern, published and inserted in the National Register.

From Observations on the Present State of the Affairs of the River Plate by Baines, Thomas

In a sentence issued by Guillem Arnaud and �tienne de S. Thibery, November 24, 1241, on two absentees, their estates are adjudged to whom it may concern.

From A History of The Inquisition of The Middle Ages; volume I by Lea, Henry Charles

I submit the question to whom it may concern.

From The Glow-Worm and Other Beetles by Teixeira de Mattos, Alexander

This is to whom it may concern: Five hundred dollars' reward is to be paid for information leading to the arrest of a party who last night broke into the home of Nathan R. Hallowell.

From Radio Boys Cronies Or, Bill Brown's Radio by Whipple, Wayne