Maybe, but Martha Graham dance is considered unique and groundbreaking nonetheless.
And no, as I stated, she is hardly "the mother of modern dance"! That is a total misnomer; in spades. And just because it's said on some internet thing, doesn't make it factual.
HARDLY!
Before him was Jerome Robbins, and before Robins, was Ted Shawn, who, was "the father of modern dance", if there is such a thing!
And now you know more than you did before, of dance history.