Y the Last Man #53: Happy Birthday, Goran Sudzuka!

 Happy birthday to artist Goran Sudzuka (born Dec. 23, 1969)! From Y the Last Man #53; story by Brian K. Vaughan, art by Goran Sudzuka & Jose Marzan Jr.

Y the Last Man #57: Happy Birthday, Pia Guerra!

 Happy birthday to artist Pia Guerra (born Dec. 2, 1971)! From Y the Last Man #57; story by Brian K. Vaughan, art by Pia Guerra & Jose Marzan Jr.

House of Mystery #23: Happy Birthday, Lilah Sturges!

 Happy birthday to writer Lilah Sturges (born Oct. 2, 1970)! From House of Mystery #23: First, from the main framing story by Lilah Sturges, art by Luca Rossi & Jose Marzan Jr.:

And from that issue's story-within-the-story, "Sucked In"; story by Lilah Sturges, art by Sam Kieth:

Y the Last Man #47: Happy Birthday, Brian K. Vaughan!

 Happy birthday to writer Brian K. Vaughan (born July 17, 1976)! From Y the Last Man #47; story by Brian K. Vaughan, art by Goran Sudzuka & Jose Marzan Jr.

Y the Last Man #42: Goran Sudzuka

 From Y the Last Man #42; story by Brian K. Vaughan, art by Goran Sudzuka & Jose Marzan Jr.

Y the Last Man #32: Goran Sudzuka

 From Y the Last Man #32; story by Brian K. Vaughan, art by Goran Sudzuka & Jose Marzan Jr.

Y the Last Man #55: Happy Birthday, Pia Guerra!

 Happy birthday to artist Pia Guerra (born Dec. 2, 1971)! From Y the Last Man #55; story by Brian K. Vaughan, art by Pia Guerra & Jose Marzan Jr.

Y the Last Man #26: Pia Guerra

From Y the Last Man #26; story by Brian K. Vaughan, art by Pia Guerra & Jose Marzan Jr.

Y the Last Man #25: Pia Guerra

Reposting from the old Tumblr site: From Y the Last Man #25; story by Brian K. Vaughan, art by Pia Guerra & Jose Marzan Jr.

Y the Last Man #19: Pia Guerra

Reposting from the old Tumblr site: From Y the Last Man #19; story by Brian K. Vaughan, art by Pia Guerra & Jose Marzan Jr.

Y: The Last Man #17: Paul Chadwick

Reposting from the old Tumblr site: From Y: The Last Man #17; written by Brian K. Vaughan, art by Paul Chadwick & Jose Marzan Jr.