Grigor Dimitrov was struggling with tooth pain during his loss on Thursday.

Grigor Dimitrov photographed by Radka Leitmeritz at the Miami Open presented by Itau.

Grigor Dimitrov, the No. 18 seed, had four break points for a 2-0 lead in the second set on Tuesday against Aslan Karatsev at the Australian Open.

Grigor Dimitrov, the No. 18 seed, beats last year's finalist Dominic Thiem on Sunday at the Australian Open.

Grigor Dimitrov, the No. 18 seed, beats last year's finalist Dominic Thiem on Sunday at the Australian Open.

Grigor Dimitrov owns a 25-10 record at the Australian Open.

Grigor Dimitrov beats Andrew Harris on Wednesday in his 2021 season opener at the Murray River Open.

Grigor Dimitrov levels his ATP Head2Head record against Stefanos Tsitsipas at 1-1.

Fourth seed Grigor Dimitrov is more aggressive in the second and third sets of his semi-final against Alex de Minaur on Saturday in Antwerp.

Grigor Dimitrov converted three of his five break point opportunities against Pablo Andujar on Wednesday in Antwerp.

Grigor Dimitrov, the No. 15 seed, is one step away from reaching the Rome semi-finals for a second time after beating Jannik Sinner on Friday.

Grigor Dimitrov powers his way past wild card Gianluca Mager on Monday in Rome.

Grigor Dimitrov defeats Tommy Paul on Tuesday at the US Open and ties their ATP Head2Head series at 1-1.

Grigor Dimitrov is coached by Andre Agassi.

Grigor Dimitrov will meet Marton Fucsovics in the Western & Southern Open second round.

Team Europe won the 2018 Laver Cup in Chicago.

Grigor Dimitrov defeats Stan Wawrinka and moves closer to his second title in Acapulco.

Grigor Dimitrov is this week bidding to win his first title since 2017.

Grigor Dimitrov is happy to be different with his fashion choices.

Grigor Dimitrov will face David Goffin for the 10th time in their ATP Head2Head series at the ATP Cup on Tuesday.

Christian Groh has become a vital part of Team Bulgaria's success at the inaugural ATP Cup.

Grigor Dimitrov breaks Radu Albot's serve four times en route to a straight-sets victory on Sunday in Sydney.

Grigor Dimitrov is embracing the role of leading Team Bulgaria at the inaugural ATP Cup.

Grigor Dimitrov is the playing captain of Team Bulgaria at the ATP Cup.

Team Bulgaria visits North Sydney Pool ahead of the ATP Cup.