Mattias Siimar

Mattias Siimar is an Estonian tennis player.
Siimar has a career high ATP singles ranking of 1036, achieved on 25 October 2021.
Playing for Estonia [Davis Cup team|Estonia] in Davis Cup, Siimar has a win–loss record of 5–6. His twin brother Kristofer Siimar is also a tennis player.

ITF World Tennis Tour and Challenger finals

Singles: 1 (0–1)

Result

W–L

Date

Tournament

Tier

Surface

Opponent

Score

Loss

0–1

M15 Pärnu, Estonia

World Tennis Tour

Clay

Davis Cup

Participations: (5–6)

indicates the outcome of the Davis Cup match followed by the score, date, place of event, the zonal classification and its phase, and Tennis court#Types of [tennis courts|the court surface].