Built from standard transliteration syllables:
普 (Pu/Pro),
罗 (luo/ro),
希 (xi/hi),
特 (te/t).
普罗 is a very common opening for words derived from Greek 'pro-' (
普罗大众 'the masses' echoes 'proletariat'). The full name appears in subtitle corpora typically as a minor character or surname.
