The only ones I can think of off the top of my head are:

Iron Maiden - Iron Maiden
Black Sabbath - Black Sabbath

What others are there?

Bad Company- Bad Company

Motorhead - (We Are) Motorhead

Green Day - Green Day
The Monkees - The Monkees (theme)

Angel Witch - Angelwitch off the album Angelwitch
Blitzkreig - Blitzkreig off the album Blitzkreig

And after a little Googling, here's a list:

http://notes.torrez.org/2004/11/eponymous_songs.html

Prince - "My Name Is Prince"
Queen - "White Queen" and "March of the Black Queen"

Big Country - In a Big Country

They Might Be Giants - "They Might Be Giants"

At first, I thought there was just a thread about this a week or two ago. But that was about artists referencing themselves, wasn't it?

Talk Talk - "Talk Talk"

M.I.A. - "M.I.A."
The Zutons - "Zuton Fever"
The Clash - "Clash City Rockers"

You forgot Killer Queen. Boy, Freddy sure liked singing about queens.

not on the list and hasn't been mentioned yet, Public Image Limited "Public Image".

Living In a Box

Palo Alto from a radiohead song
the old 97's from the Johnny cash song

Hammerfall - "Hammerfall" from Glory to the Brave
Gamma Ray - "Gamma Ray" from Insanity and Genius
Manowar - "Manowar" from Battle Hymns
The Meatmen - "We're the Meatmen (and You Suck) - from the album of the same name

Belle and Sebastian-Belle and Sebastian

Spacehog
World Party

The Clash - " This is Radio Clash "

Imperial Teen, "Imperial Teen" off Seasick

Too Much Joy - Too Much Joy

heh.

Too Short - Life Is....Too Short (rap guys don't really count though, do they?)

So I did. Good pick-up.

Judas Priest has two songs that have part of their name:

"Judas Rising"

and an oldie...

"Call For The Priest"