Gaultier can refer to:
- Grégory Gaultier (b. 1982), French squash player
- Bon Gaultier, British writer
- Denis Gaultier (1597 or 1602/3 – 1672), French lutenist and composer
- Ennemond Gaultier (c. 1575 – 1651), French lutenist and composer
- Jacques Gaultier (c. 1600 – 1652), French lutenist
- Jean-Jacques Gaultier (b. 1963), member of the National Assembly of France
- Jean-Paul Gaultier (b. 1952), French fashion designer
- Jules de Gaultier (1858 - 1942), French philosopher
- Pierre Gaultier (c. 1599 – 1681), French scholar, lutenist and composer
- Pierre Gaultier de Varennes (1685 – 1749), French Canadian military officer, fur trader and explorer
- Walter of Pontoise (c. 1030 – c. 1099), French saint, also known as Gaultier
- Barony of Gaultier, one of 8 baronies that make up the County of Waterford.
- Gaultier GAA Club
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