The 23-year-old becomes Saints’ sixth arrival after the signings of Charles Dunne, Curtis Main, Greg Kiltie, Scott Tanser and Alan Power earlier in the summer window.
Former Republic of Ireland under 21 international Ronan has had six loan deals away from Molineux, including at Portsmouth, Walsall and Blackpool.
And talking to the Paisley club’s website, after completing yet another temporary switch, he said: "I can't wait to get going. "The manager wanted me to come in and play as I like to play as a creative midfielder.
It was a really positive chat and from that point on it was just a case of getting everything sorted."I'm hard-working first and foremost and I think that's got to be a given for any player.
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