(1816-1840) was a British physician and botanist, the son of Sir William Jackson Hooker and an elder brother to Sir Joseph Dalton Hooker, the botanists who created the Royal Botanic Gardens, Kew.
[1][2] An 1839 dissertation on the cinchonas and their use in treating malarial fever earned him admission to the Faculty of Physicians and Surgeons of Glasgow.
[1] The same year he travelled to northern Norway, producing notes on various topics including local customs of the Laplanders, flora, and fauna.
Intending to improve his poor health, he took passage to Kingston, Jamaica, but instead died there of yellow fever on 7 January 1840.
Willielma's eldest child was named William Jackson Hooker Campbell, after his great-grandfather.