Michael Ingo Joachim "Weiki" Weikath (born 7 August 1962) is a German musician, best known as a founding member and one of the guitarists of pioneering power metal band Helloween.

The main bands that have had an influence on him are The Beatles, Deep Purple, Scorpions, UFO, Van Halen, Led Zeppelin, the Sex Pistols, and Wishbone Ash.

[2] The guitarists that influenced him when he started playing were Eric Clapton, Jimi Hendrix, Ritchie Blackmore, Uli Jon Roth, and Eddie Van Halen.

[3] Weikath is one of the founding members of Helloween, along with Kai Hansen (vocals/guitar), Markus Grosskopf (bass), and Ingo Schwichtenberg (drums).

"[4] In a 1998 interview with Weikath, Chaotic Critiques webzine pointed out the occasional spiritual themes and uplifting melodies on songs such as "Hey Lord!"