I discovered Estrella Morente after I moved back from Spain, although I was already familiar with her father's music. She is a great, soulful flamenco singer who is both very traditional and very individual in style. Here she is, accompanied, apparently, by some Portuguese musicians:
She's from Granada and is married to a bullfighter! That's hardcore!
This next song is one of my favorites. The video is just still photos:
The first flamenco singer I ever got into (I bought a cassette of his songs outside the Madrid bullring) was the great Pepe Marchena. I always found the delicacy of his voice and style to be extremely moving: