Cognomen Macwilliams (Macwilliams 
) , across the world, is quite a rare surname. The cognomen Macwilliams is habitual in Canada, where it is a rare surname, New Zealand, and the United States. In absolute terms, this name is the most popular in the United States, Canada, and Australia. Much less frequently, Macwilliams is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Macwilliams | United Kingdom, Canada, Australia, United States, Nigeria |
Mcwilliams, and Mcwıllıams
|
glen macwilliams American cinematographer (1898-1984), US (b. 1898) |
|
| william francis macwilliams Goldminer, businessman, bailiff, sportsman, NZ (b. 1860) |
|
|
| jessie macwilliams Mathematician, programmer (1917-1990), GB (b. 1917) |
|
|
| warren macwilliams (b. 1946) |
|
|
| dave macwilliams American soccer player-coach, US (b. 1957) |
|
|
| mark wheeler macwilliams (b. 1952) |
|
|
| anne r. macwilliams Ph.D. The University of Chicago 1969 |
|
|
| henry macwilliams Abt 1475 Stanborne, Essex - 22 Jun 1539 |
|
|
| margaret macwilliams Peerage person ID=174877 |
|
|
| stephanie v macwilliams researcher |
|
|
| bruce a. macwilliams researcher |
|