想問一個英文名喺咪男女都用得...

男女合用名字

樓上朋友說得對,源於德文的Haydn是姓氏,不是英文名。
近似Haydn的英文名是Haydan或Hayden,是男女合用的。
例如:男演員Hayden Christensen和女演員 Hayden Panettiere

H頭男女合用的英文名有不少,例如:
Hadley
Halen
Haley
Hamilton
Harlan
Harley
Hayley
Henley
Hillary
Hollis

Common 9 female babynames with correct spellings and forms are given. The essential elements,consideration is to distinguish between female and male in the name.
Hailey (Haley), Hannah, Harriet, Hazel, Heather, Helen, Hilary (Hillary), Hilda, Holly(Hollis),

Haydn是姓氏
著名音樂家

現代有女仔名Hayden
沒見過男仔名