Bernadette had a series of visions of the Blessed Virgin in 1858.
Our Lady of Lourdes appeared to Bernadette Soubirous in 1858.
When Our Lady of Lourdes appeared to Bernadette, she asked her to pray and do penance for the conversion of sinners.
St. Bernadette of Lourdes
July 16, 1858, was the final visit of Our Lady to Bernadette.
Our Lady appeared to Bernadette Soubirous on February 11, 1858, in a grotto near Lourdes, France. During the vision, Bernadette described seeing a beautiful lady dressed in white, with a rose on each foot and a blue sash around her waist. The lady spoke to Bernadette, identifying herself as the Immaculate Conception, and asked for a chapel to be built at the site. These apparitions continued over several months, leading to the establishment of Lourdes as a major pilgrimage site.
Bernadette had 18 visits from the Blessed Virgin Mary.
Bernadette was 15 years old when she received the apparitions of the Virgin Mary.
Saint Bernadette
You are probably referring to Saint Bernadette Soubirous, who is also known as the Lady of Lourdes.More information about her can be found in this related question: http://www.answers.com/Q/Who_was_Saint_Bernadette_Soubirous
Our Lady only appeared to Saint Bernadette at Lourdes. At Fatima she appeared to Jacinta, Francesco and Lucia.
Our Blessed Lady has visited a number of saints over the years, among them Saint Juan Diego, Saint Bernadette and others.
It is mainly a name to be called as an apparition that St Bernadette saw for 16 days. It can also be called Mary