John Lamont Dow (8 December 1837 – 16 July 1923) was an Australian politician.
Born in Kilmarnock, Ayrshire, to weaver David Hill Dow and Agnes Lamont, he arrived in Melbourne in December 1848 and settled in Geelong, becoming a farmer.
In 1869 he married Marion Jane Orr, with whom he would have eight children.
He later became a journalist and edited the Leader, becoming a vociferous advocate for land reform.
In 1893 he was declared insolvent and left politics, returning to journalism.