The name Brenda is an American baby name. In American the meaning of the name Brenda is: Sword. Gaelic Meaning: The name Brenda is a Gaelic baby name. In Gaelic the meaning of the name Brenda is: Little raven.Irish Meaning: The name Brenda is an Irish baby name.In Irish the meaning of the name Brenda is: Prince, little raven, or beacon on the hill.Some scholars believe Brendan means 'stinking hair'. Norse Meaning: The name Brenda is a Norse baby name. In Norse the meaning of the name Brenda is: Norse masculine name Brand, meaning sword or torch.n Irish the meaning of the name Brenda is: Prince, little raven, or beacon on the hill. Some scholars believe Brendan means 'stinking hair'. Norse Meaning: The name Brenda is a Norse baby name. In Norse the meaning of the name Brenda is: Norse masculine name Brand, meaning sword or torch.