Dr John Hays McLaren (1846 - 1943) served as superintendent of the Golden Gate Park in San Francisco, CA for 53 years. Born at Bannockburn, near Stirling in Scotland, he emigrated to the United States in 1870. He was friends with John Muir, and dedicated his life to vigorous advocacy and development Golden Gate Park, one of the largest public parks in the world, using considerable political skill in addition to his remarkable gardening skill. Wikipedia
The definitive Wikipedia entry for John McLaren. Wikipedia is the biggest multilingual free-content encyclopedia on the Internet. en.wikipedia.org/wiki/John_McLaren_%28park_superintendent%29