Alexander MacRae was born in Scotland and later immigrated to Australia, where he founded MacRae Knitting Mills in Sydney. He successfully managed the company's growth, relocating it to a larger facility in Camperdown and later rebranding it as Speedo. Throughout his career, MacRae demonstrated significant entrepreneurial acumen and leadership, with all his sons eventually becoming directors of the company. His family life was marked by a strong partnership with his wife Martha, and they raised a large family together.

Alexander MacRae's political identity is marked by an intriguing blend of entrepreneurial acumen and regional advocacy, suggesting a highly localized approach to policymaking. Despite lacking specific policy stances in the provided data, his business success and family legacy hint at a strategic, calculated method of balancing industrial interests with broader community needs. His rhetorical style likely emphasizes resilience and innovation, mirroring his entrepreneurial endeavors.