Antonija Brlečić (born 2 October 1979), better known under her maiden surname Blaće, is a Croatian TV host who works for RTL Televizija and Narodni radio.

She rose to fame as a contestant of first Croatian season of Big Brother, getting evicted from the Big Brother house a week before the show's final.

Other than Big Brother, she hosted the first two seasons of Croatian version of Idols franchise (Star Search Croatia), X Factor Adria, Fear Factor, the culinary show Večera za 5, and Uhvati Bingo Ritam.

In 2022, she hosted the first season of the Croatian version of Masked Singer and became a jury member in the show's second season a year later.

In 2015, she married Croatian water polo player Hrvoje Brlečić.