Taking to Instagram, the couple both shared the exciting news with a picture of them cradling their son's feet, which was adorned with their wedding rings on his toes.
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The star also revealed her son's name in the caption of the picture.
"A psalm* of Ethan the Ezrahite All glory to God, our strength has come," she wrote.
Mmatema, who revealed the exciting news that she is going to be a mom earlier this year received congratulatory messages from her followers including fellow celebrities, Radio personality Pearl Modiadie and singer Ntokozo Mbambo.
READ MORE: Singer Mmatema is expecting her first baby!
"OMG!!!", commented Pearl.
"Congratulations," added Ntokozo.
SEE THE ADORABLE PICTURE HERE: