[1][2] Kidd was born on 14 March 1900 in Carriden, near Bo'ness in West Lothian, Scotland.
[5] Kidd had hoped to pursue a diplomatic career however this was not considered possible despite the Sex Disqualification (Removal) Act 1919.
[2] After the death of her father in 1928 she contested his parliamentary seat at the by-election, also as a Unionist, but was defeated by Emanuel Shinwell.
[2] Kidd also championed improvements to women's access to work and promoted equal opportunities.
In 1930, she made a speech at the University of Glasgow entitled "Law as a Profession of Women" where she commented on the difficulty of being a female advocate given they were dependent on male solicitors for work, and discussed how old lawyers were "inclined to be distrustful of women".
[3] A eulogy by Lord Hope of Craighead concluded: "Her success was won by strength of character, courage and integrity and it is a mark of her true qualities that, despite what might seem to be the revolutionary nature of her achievements, she always held the affection and respect of others.