[3] She won the 2018 European Ladies Amateur Championship held at the Penati Golf Resort in Slovakia, finishing a stroke ahead of Esther Henseleit.

[3] Barquín was in her final year of a degree in civil engineering after completing her eligibility for the university golf team with the 2017–2018 season.

At 10:50 a.m. CDT (UTC−05:00), a video tribute and a moment of silence in honor of her occurred before the Iowa State vs. Akron football game.

[8][11][12][13] Prior to her death, Barquín was to receive the Iowa State female student-athlete of the year award at Jack Trice Stadium on 22 September 2018.

[14][15] During the 2018 Ryder Cup, all players, both the United States and the European Union, wore yellow ribbons with her name, Celia, on them in her honor at Le Golf National.