Variant of Dale, from Old English 'dael' meaning 'valley,' used as a unisex name.
Dayle is a variant spelling of Dale, an Old English topographic surname turned given name, deriving from the Old Norse dalr meaning "valley." In medieval England and Scandinavia, dal or dale names were common geographic identifiers for people who lived in or near valleys — the low, sheltered corridors between hills where communities naturally gathered. This landscape-embedded origin gives Dayle a grounded, almost pastoral quality, evoking the English Dales with their dry-stone walls and wide skies.
As a given name, Dale entered English-speaking use most prominently in North America during the late nineteenth and early twentieth centuries, riding the broader fashion for surnames-as-first-names that also elevated names like Glen, Wayne, and Vernon. The alternate spelling Dayle emerged as a way to soften the name visually, lending it a slightly more feminine or decorative character — the added E a common anglophone device for adding elegance to short names. This made Dayle particularly popular as a feminine form in mid-twentieth-century America, even as Dale itself remained broadly gender-neutral.
Actress Dayle Haddon, a Canadian model and performer who gained international visibility in the 1970s and 1980s, helped keep the spelling in circulation as a recognizably feminine variant. The name belongs to that interesting mid-century cohort — alongside Gayle, Jayle, and Rayle permutations — that gave plain monosyllables a flourish without losing their directness. Today Dayle reads as warmly vintage, carrying the ease of a single-syllable name with just enough differentiation in spelling to feel considered rather than accidental.