William John Quigg 1871-1941, was married to Martha Anne Currie. His father was Jeremiah Quigg c.1827-1914, he did have a brother James c.1863-1930, he was married to Ellen (maiden name unknown)and had 3 children.
William John's grandfather was also a Jeremiah c.1800 & he had a son James (dates unknown) who was married to a Catherine White & grandson James b. 1858
We have another William John b. 1862, he was the son of Sarah Ann Quigg & John Currie.
We also have info. on a Robert Quigg, who won the Victoria Cross in WW1, from the Tonduff area, but can't link him to our branch, maybe he is one of yours?