Mareks Ārents (born 6 August 1986) is a Latvian track and field athlete competing in the pole vault.

It is the third-best vault in the history of Latvian pole vault behind Aleksandrs Obižajevs's Latvian record (5.80 m) and Valters Kreišs (5.72 m).

He qualified for 2012 Summer Olympics in London, but did not reach the final.

At the 2013 European Indoor Championships he jumped 5.50 m, ranking him in 11th place, missing the final by 10 cm.

This biographical article relating to Latvian athletics is a stub.