Lauby Jr, Dan

2018

Lauby made his World Series of Darts debut at the 2018 US Darts Masters, where he lost to James Wade 6–5 in a deciding leg.

2019

Lauby went to PDC Pro Tour Qualifying School, entering the 2019 UK Q–School) attempting to earn a PDC Tour Card, but lost in the final on the second day of qualification, thereby failing to win a card.

In October Lauby beat Gary Mawson in the finals to win the CDC North American Continental Cup. This win ultimately lead to Lauby qualifying for the 2021 PDC World Darts Championship.

At the end of 2019, Lauby held 5th place on the CDC North American Two Year Order of Merit and 6th place for the 2019 CDC North American Order of Merit for the year.

2021

In the CDC USA Tour 2021, Lauby won two events and reached a final in six events. Lauby won the first two events by beating Leonard Gates and Gary Mawson, 6–2 and 6–1 respectively, but lost the final of the third event to Leonard Gates, 5–6. He topped the year-end rankings and secured a place in the World Championship for a second year running and a place at the CDC Continental Cup on November 20.

2022

In January 2022 Lauby played again at Q-School He qualified as first of the First Stage ranking for the Final Stage, but still failed to reach his goal Tour Card. But two weeks later he qualified via the Riley's Amateur Qualifier in Chorlton-cum-Hardy for the UK Open 2022, where he lost after wins over Niko Springer and Paul Hogan in the third round to Andy Boulton.

2024

After attending PDC Qualifying School, in an effort to earn his PDC Tour Card in consecutive years since 2018, Lauby finally won a card in 2024 by finishing 6th on the UK Q-School Order of Merit.