Bianca Andreescu defeated Jil Teichmann 6–2, 6–4 in the first round of the WTA 250 event in Guadalajara on hard court. As the clear pre-match favourite with odds of 1.21, Andreescu delivered a straightforward performance against Teichmann, who entered at 4.57. The Canadian controlled both sets with consistent play, securing the opening set in dominant fashion before closing out the match in the second. The result aligns with expectations given the odds differential and extends Andreescu's progress through the early rounds of the tournament.