The previous world No.53 male participant turned Channel 9 commentator was final evening chosen because the Liberal candidate for the seat, which Labor holds by lower than one per cent.
The seat of Nepean covers the southernmost a part of the Mornington Peninsula - an space that has been hard-hit all through the pandemic with many companies crippled by journey and COVID-19 restrictions.
Mr Groth and his spouse Britt are elevating their younger twin boys, Mason and Parker, in Blairgowrie, having moved there in 2020.
When Mr Groth introduced he was submitting his utility for choice for the seat, he launched a press release declaring his appreciation of the world.
"Nepean is a good place to dwell, work and lift a household, and the pandemic has inspired much more Victorians to name the Mornington Peninsula house," he wrote.
"My background, self-discipline, profession, media profile and group work, will give the Liberal Celebration a terrific alternative to preselect a long-term Member of Parliament who will battle for Nepean each single day."
The 34-year-old informed 9News he was spurred on to run after Victoria's six COVID-19 lockdowns and is ready to signify the world to the perfect of his potential.
"It is a full-time job. I am not right here to be a half-time candidate, I am not right here to be a half-time MP," he mentioned.
"I've acquired rather a lot to be taught, there isn't any doubt about that, however I had rather a lot to be taught going right into a pre-selection, I had rather a lot to be taught after I took on a tennis profession and a media profession.
"And for me it is about placing that proper group round me and getting that steerage."
Federal Treasurer Josh Frydenberg has taken to Twitter to congratulate Mr Groth.
"You have been a champion on the courtroom and now you'll deliver that drive and willpower to the duty forward in Nepean," Mr Frydenberg wrote.
Successful again the seat of Nepean shall be essential for the Liberals in November's state election.
Opposition Chief Matthew Man has mentioned his occasion is "ready to do every thing it takes to win the seat again".