Alexander Blaikie was born October 4, 1804, in Pictou, Nova Scotia, Canada. He was educated at the Pictou Academy and studied theology in the United Presbyterian Seminary of Nova Scotia. He was licensed by the Pictou Presbytery, in 1830, and ordained, in 1831. He became a missionary minister under the care of the Associate Reformed Church, pastoring in York, New York, from 1836 to 1845. In 1846, he established an Associate Reformed congregation, in Boston, Massachusetts and became their pastor, in 1847. He resigned, due to health problems, in 1880. He died in Philadelphia, Pennsylvania, December 31, 1885. He wrote several books, including the Philosophy of Sectarianism (1854) and a History of Presbyterianism in New England (1881).