Hannah and Ole Nydahl were introduced to Buddhism on their honeymoon in Nepal in 1968, and were among the first Westerners to become students of the 16th Karmapa in 1969.

"[9] In the magazine Kagyu Life International she was described in this way: "Hannah Nydahl is a much sought after translator and interpreter of Tibetan Buddhist philosophy.

She divides her time between translating for the lamas at the Karmapa International Buddhist Institute in New Delhi, India, participating in various Buddhist text translation projects, organizing schedules and visits of high Rinpoches in the lineage, and traveling around the world with Lama Ole.

[13] Just a few days before Hannah passed away, the Diamond Way Buddhism Foundation purchased a 50 hectare property with historic structures in the German Alps.

[20] Jørn Borup, Department of Study of Religion at University of Aarhus said: "The most lasting influence on the Buddhist practice scene in Denmark was triggered by Ole and Hannah Nydahl backpacking in the spiritual East during their honeymoon in Nepal in 1968.