There is a filing requirement, based on your filing status. If you earned more than the requirement, then yes. In addition, if you had withholding, it is the only way to get it back.
Single under age 65-$12,400
Single age 65 or older-$14,050
Married filing jointly, both spouses under 65-$24,800
Married filing jointly, one spouse age 65 or older-$26,100
Married filing jointly, both spouses 65 or older-$27,400
Married filing separately, any age-$5
Head of household under age 65-$18,650
Head of household age 65 or older-$20,300
Qualifying widow(er) under age 65-$24,800
Qualifying widow(er) age 65 or older-$26,100