It is not though. All three words are of much older origin than English, and the connection does not exist in etymology.
Italian Spiderman is an Australian short film parody of Italian actionβadventure films of the 1960s and 1970s, first released on YouTube in 2007.
I highly recommend watching it.
Regular American spiderman, Japanese spiderman, and now italian spiderman is there any more spiderman that i need to know?