Why is Mother Teresa called Mother Teresa?

Answer 1

Mother is the name given to the leader of a religious order of nuns, but even before she founded the Missionaries of Charity, she was a teaching sister of Loretto. The nuns of that order are addressed as "Mother" when they were fully professed.
When she took her first vows she was called Sister Teresa. Later on she took her final vows and was called Mother Teresa.

Answer 2

That was the name and title given her when she took her vows with the Sisters of Loretto. She originally wanted the name Therese but that was already being used by another sister. Answer this question...

Answer 3

When she took her religious vows, she chose to take the name Teresa after Saint Therese of Lisieux who is the patron of missionaries.

Answer 4

She wanted the name Therese in honor of Therese de Lisieux but the name was already taken so she chose to use the Spanish spelling of the name.

Answer 5

Mother Teresa was called blessed mother, because she had been beatified, where beatified person is in English given the title blessed.

Answer 6

When she took her vows as a sister of Loretto, she wanted to take the name of Therese after Saint Therese of Lisieux but the name was already taken. She took Teresa instead.

Answer 7

Mother Teresa spent a large portion of her life working with the poorest of the poor in Calcutta.

Answer 8

Her fame can be in large part attributed to the 1969 documentary Something Beautiful for God, which was filmed by Malcolm Muggeridge and his 1971 book of the same title.