Quigley Quagmire is one of the Quagmire triplets, along with his twin sister Isadora and twin brother Duncan Quagmire. They were orphaned after their parents were killed in a fire. Quigley, along with his sister and brother are heirs to the Quagmire Sapphires. Although presumed deceased by his siblings and most members of the fire starting side of the schism, they were unaware he survived the fire as revealed in The Slippery Slope. He assists Violet and Klaus Baudelaire in their rescue of Sunny and seeks to reunite with his own siblings.