Interactive tree of ‪William Irwin‬
–♂ William Irwin
١٨٢٦–♂ John Irwin
١٨٢٣–١٩٠٥♀ Janet Rutherford
١٧٩٥–١٨٦٧♂ John Rutherford
١٧٩٠–١٨٦٣♀ Janet Cameron