Johannes "Hanns" Evangelist Hörbiger (29 November 1860, in Atzgersdorf – 11 October 1931, in Mauer) was an Austrian engineer from Vienna with roots in Tyrol.

Hanns Hörbiger was born in Atzgersdorf, a suburb of Liesing, Vienna, and studied engineering at the local Technical College.

Hörbiger expanded into England and concluded numerous licensing agreements with leading manufacturers of piston blowers, compressors and ships’ Diesel engines in Europe and North America.

[2] Hörbiger is nowadays chiefly remembered for his Welteislehre ("World Ice Doctrine"), which he first put forward in the 1913 book, Wirbelstürme, Wetterstürze, Hagelkatastrophen und Marskanal-Verdoppelungen, written in collaboration with amateur astronomer Philipp Fauth.

Bellamy, and influenced Hans Robert Scultetus, head of the Pflegestätte für Wetterkunde (Meteorology Section) of the SS-Ahnenerbe, who believed that Welteislehre could be used to provide accurate long-range weather forecasts.

His financial support was instrumental in allowing Occidental's main publication Cosmoglotta to "gain a circle of readers despite the economic crisis"[5] during the period when its redactorial office was located in Vienna.