What does ELKE stand for? 

Elke

Elke (see panel for pronunciation) is a feminine given name. Different sources give different accounts of its origin. One source describes it as a Low German and East Frisian diminutive of Adelheid, meaning "of noble birth". Another states that it originated as a Yiddish feminine variant of Elkan, which itself came from the Biblical name Elkanah.In English-speaking countries, the variant Elkie was popularised by the singer Elkie Brooks. Other German variants of the name include Elka and Alke.In the United States, the 1990 census found that Elke was the 2,588th most common given name for women, being held by about 0.002% of the female population at the time, while the other variants Elkie, Elka, and Alke were not among the names held by at least 0.001% of the female population (the most common 4,275 names).

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