middle name

American  

noun

middle names plural

1. the part of a person's name occurring between the first and family names, as a second given name or a maternal surname.

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middle name British  

noun

1. a name between a person's first name and surname

2. a characteristic quality for which a person is known

   caution is my middle name

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Other Word Forms

Noun Inflected Forms

• middle names
  plural

Etymology

Origin of middle name

An Americanism dating back to 1825–35

Example Sentences

See Examples For:

middle name

Zedxion was registered in 2021 to a central London address with Zanjani as director, under his middle name Morteza, according to Companies House, the U.K.’s company register.

From The Wall Street Journal ● May 4, 2026

Fernanda asked to be identified by only her middle name because of her immigration status.

From Salon ● Mar. 24, 2026

“Even minor changes, such as to a middle name or abbreviation, can cause processing issues,” says Elizabeth Young, director of tax practice at the American Institute of CPAs.

From The Wall Street Journal ● Mar. 20, 2026

Bell and Powell showed their gratitude to Smith, who also founded the charity Womb Transplant UK, by giving their son a middle name of Richard.

From BBC ● Feb. 23, 2026

His middle name was Willem, after his mother’s father.

From "Vincent and Theo: The Van Gogh Brothers" by Deborah Heiligman