Vladimir Novikov (1947) – a poet, artist, famous children writer. >>

Olga Novikevich (1959-2007) – a journalist. >>

Juri Novoselov (1873–1955)  –  a teacher, ethnograph and photographer. >>

Ludmila Nuknevich (1945) – a journalist, literary editor, translator from Latvian. >>

Sergey Nurenberg (1864-1933) – a journalist, public figure, official. >>

Georgy Obushev (1929-2020) – Doctor of Engineering Sciences (Dr. sc. ing.), Associate Professor of the Faculty of Electricity of the Riga Technical University. >>

Pyotr Odintsov (1891-1968) – a Full Member of  Latvian  Academy of Sciences, an authority in chemical technology of wood material. >>

Irina Odoyevtseva (1895-1990) – a poet and author of memoirs. Born in Riga into the family of lawyer Gustav Heinike. >>

Alexander Ogurtsov (1939- 2017) – lawyer for defence. >>

Vasily Oknov (1830–1894) – Russian Orthodox priest, archpriest, translator and publisher of liturgical books, including in Latvian. >>