In the entire world, เดือนสาย (เดือนสาย 
) is a very rare predominantly feminine, but very infrequently male first name. The forename เดือนสาย is habitual in South-eastern Asia, particularly Thailand, where it is a very rare principally girly, but scarcely boy's name.
| VARIANT | COUNTRY |
|---|---|
| เดือนสาย | Thailand |