Surname Lydiat (Lydiat 
) , all over the world, is a rare last name. The last name Lydiat is characteristic of Australia, where it is a rare surname, the United Kingdom, where it is a very rare surname, and Nigeria. Much less frequently, Lydiat is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Lydiat | United Kingdom, Australia, Nigeria, India, Canada |
| thomas lydiat English mathematician, GB (b. 1572) |
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| anne lydiat (b. 1947) |
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Mr, Maureen Christine, Deborah Evelyn, Will Joseph, Alansteven, Neil Paul, Reginald, Stephen, Claire, Andrew, Vicky, Julie, Jenny, Janet, Laura, Debra, Azeez, John, Gary, Paul, Anne, Alan, Mark, Sam, Charlotte Evelyn, and Alexandra Louise