William McLellan (Scottish electrical engineer)

{{Short description|Scottish electrical engineer}}

{{About||the nanotechnologist|William McLellan (nanotechnology)|the 15th-century Scottish noble|William Mclellan (disambiguation){{!}}William McLellan|the 19th Century politician|William McLellan (Australian politician)}}

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Colonel William McLellan CBE (1874–1934) was a Scottish electrical engineer. Born in Palnackie, McLellan joined Charles Merz in 1902 to form the Merz & McLellan consulting engineering partnership. In the 1920s, then Colonel McLellan, he designed the Galloway Hydro-Electric Power Scheme.