たった一人ひとりMeanings1expression, nounjust one person; only oneEmphasizes that there is only a single person, often with a nuance of loneliness or insufficiency. Used as a noun phrase or adverbial expression.See also: たった会かい場じょうにはたった一人ひとりしかいなかった。There was only one person in the venue.彼かれはたった一人ひとりでその仕し事ごとを