Blakeny \b-lake-ny, bl(a)-keny\ as a boy's name (also used as girl's name Blakeny), is a variant of Blakeney (Old English), and the meaning of Blakeny is "dark island; white island".
The baby name Blakeny sounds like Blakenie. Other similar baby names are Blakely, Blaney, Blake and Blakeley.