Andrei Vieru was born in Bucharest in 1958 and is the son of composer Anatol Vieru. He studied at the George Enescu National Music College and the National University of Music in Bucharest. In 1988, he settled in Paris, where he divides his time between piano playing and writing.

He has given recitals, solo or in chamber music ensembles, on the stages of the great Parisian concert halls and has been invited to participate in numerous prestigious festivals, such as those in La Roque d'Anthéron, Angoulême, Nantes, Kuhmo, etc. He has recorded, among other works, The Art of Fugue, the Goldberg Variations and The Well-Tempered Clavier for the record labels INA-Mémoire Vive, Harmonia Mundi and Alpha, his name often being associated with that of Bach. His discography includes Liszt's Sonata, Beethoven's Diabelli Variations, Mussorgsky's Pictures at an Exhibition, Stravinsky's The Rite of Spring (on two pianos with Dan Grigore) etc.

Difficult to classify as a performer, he has been compared by the French and Anglo-Saxon specialist press to various personalities such as Lipatti, Lupu, Haskil, Richter, Brendel, Landowska, Gould, Horszowski, Jean-Luc Godard, Celibidache and Thelonious Monk.

In 2000, he made his literary debut in the prestigious magazine Nouvelle Revue Française, to which he contributed regularly in the first half of the 2000s.

In 2007, he published the essay collection Le gai Ecclésiaste with Seuil, which was well received by French critics.

In 2013, he published the essay Éloge de la vanité" with Grasset, for which he received the Casanova Prize, awarded to French-speaking European authors. The French press gave him an enthusiastic reception, comparing him to French moralists — notably La Rochefoucauld, Boileau, Madame du Deffand, Chamfort and Cioran — and ranking him among "the few Romanians who had something to say to France" (Eugen Ionescu, Cioran, Fondane, Gherasim Luca, Paul Celan).

In 2014, he published the Romanian version of "The Merry Ecclesiastes" with Curtea Veche Publishing.

In 2016, he published the Romanian version of "In Praise of Vanity" with Humanitas.

In 2021, he published the political philosophy essay "In Praise of Borders — A Short Treatise on Freedom" with Humanitas, whose first print run sold out in three weeks.

Also in 2021, he published a French translation of Pushkin's plays with Vendémiaire, and in 2024, he published "Elogiul trădării — Mic tratat de traducere și interpretare" (In Praise of Betrayal — A Short Treatise on Translation and Interpretation) with Vremea, a volume that includes, among other things, a translation of Pushkin's plays into Romanian.