Most would merely be UKIP or AfD or Forza Italia, which is still plenty bad but let's not be overbroad.
That said, some small segment would be into the Golden Shower, and as long as that group isn't being actively repudiated, as is really not happening, the effect is incredibly dangerous.
I see some going for Brothers of Italy/Lega Nord/5 Stars. Obviously vastly different context
(Hey BRTD, if you really wanted to troll, you should have asked if most Trump fans would support the Scottish Nationalist Party!!