[4] She grew up in Bray, County Wicklow, where she attended Loreto Secondary School, before studying journalism at Dublin City University.

[9] A pilot episode of songwriting-based talent show The Hit aired in September 2012 on RTÉ Two, hosted by Whitmore.

On 15 March 2013, RTÉ announced that the show had been ordered for a full series which was broadcast in the summer, but Whitmore would not host due to a conflicting schedule in London.

[13] In February 2015, Whitmore left MTV News after seven years on the channel, but continued to present irregular segments and specials.

[17] She was partnered with Italian dancer Giovanni Pernice and was the sixth contestant to be voted out, on 5 November 2016, following a dance off with eventual series champions Ore Oduba and Joanne Clifton.

[19] On 20 December 2019, it was announced that Whitmore would host the sixth series of ITV2's Love Island in 2020 after Caroline Flack was arrested for assaulting her partner Lewis Burton.

[citation needed] In July 2023, she released her ITVX documentary series Laura Whitmore Investigates which explores a number of controversial topics and the impact they have had on the world.

[27][28] In October 2014, she launched Misstache for Movember, a campaign for women to support and raise awareness of the men's health charity.

In 2017, she played Cleo Morey alongside Shane Richie, Bill Ward and Stephen Billington in the stage adaptation of the Peter James book Not Dead Enough.

[35][36] In November 2023 it was announced that Whitmore was cast in a lead role in the feature film ‘'A Mother for an Hour'’ which was due for release in 2024.

[37] From November 2023, she co-hosts a BBC Radio podcast, "Murder They Wrote with Laura Whitmore and Iain Stirling" in which they present true crime stories.