Nikolaus Pevsner | Nikolaus Harnoncourt | Nikolaus Riehl | Nikolaus Joseph von Jacquin | Johann Nikolaus Forkel | Nikolaus Simrock | Nikolaus Frank | Prince Nikolaus of Liechtenstein | Nikolaus Selnecker | Nikolaus Meyer-Landrut | Nikolaus Gromann | Nikolaus Glockendon | Nikolaus Geyrhalter | Nikolaus Gerhaert | Nikolaus Federmann | Nikolaus Berlakovich | Johann Nikolaus Hanff | Duke ''Christian'' Nikolaus Udo Peter of Oldenburg | Dietrich Nikolaus Winkel |
PRL-8-53 is a nootropic research chemical derived from benzoic acid and phenylmethylamine (Benzylamine) that has been shown to act as a hypermnesic drug in humans; it was first synthesized by medical chemistry professor Nikolaus Hansl at Creighton University in the 1970s as part of his work on amino ethyl meta benzoic acid esters.