Vulgar (stylized as VULGAR) is the fourth studio album by Japanese heavy metal band Dir En Grey released on September 10, 2003 in Japan and on February 21, 2006 in Europe.

A limited edition containing an additional DVD was also released.

[7] It featured the video of the song "Obscure", albeit a censored version.

Vulgar is the first Dir En Grey release not to feature individual credits for the music, though the preceding singles featured individual credits.

All lyrics are written by Kyo; all music is composed by Dir En Grey, except where noted[8]