Standalone
朗普 most often appears in subtitles as a phonetic rendering of '-lampe', '-rump', or as an informal truncation. The full Chinese form for 'Trump' is
特朗普 (Tèlǎngpǔ, Mainland) or
川普 (Chuānpǔ, Taiwan/HK and online);
朗普 by itself is non-canonical for Trump and you should treat it as another bearer.