Lucas Búa de Miguel is a Spanish sprinter specialising in the 400 metres. He competed at the 2016 IAAF World Indoor Championships narrowly missing the semifinals. His personal bests in the event are 45.98 seconds outdoors and 46.65 seconds indoors.

The 2018 European Athletics Championships were held in Berlin, Germany, from 6 to 12 August 2018. The championships were part of the first European Championships with other events happening in the United Kingdom.