Looking on the internet deeply has found these results:

whose is this? is the most popular phrase on the web.

whose bag is this? 1798 results on the web	whose is this? 111,200 results on the web More popular!
Some examples and use cases from the internet:	Some examples and use cases from the internet:
bel. Чыя гэта сумка? deu. Wem gehört diese Tasche? eng. Whose bag is this? epo. Kies sako estas tiu? epo. Kies estas la sako? ▽ Show 32 more translations. Jun 5, 2008 ... Whose bag is this? 'Whose/who's bag is this?' "Who's bag is this?" "Whose bag is this?" Which of the above sentences is correct? Who's means ... e.g. whose cat, whose iPod, etc. Who's is normally misused in questions such as: "Who's bag is this?" It should, of course, be "Whose bag is this?" ... Feb 20, 2007 ... Whose bag is this? Hands On English. SubscribeSubscribedUnsubscribe 1,639 1K. Loading... Loading... Working... Add to ...	book May 27, 2015 ... I also did a little check on the Internet: https://www.usingenglish.com/forum/ threads/16299 Whose this book is vs Whos

whose bag is this?

1798 results on the web

whose is this?

111,200 results on the web

More popular!

bel. Чыя гэта сумка? deu. Wem gehört diese Tasche? eng. Whose bag is this? epo. Kies sako estas tiu? epo. Kies estas la sako? ▽ Show 32 more translations.
Jun 5, 2008 ... Whose bag is this? 'Whose/who's bag is this?' "Who's bag is this?" "Whose bag is this?" Which of the above sentences is correct? Who's means ...
e.g. whose cat, whose iPod, etc. Who's is normally misused in questions such as: "Who's bag is this?" It should, of course, be "Whose bag is this?" ...
Feb 20, 2007 ... Whose bag is this? Hands
On English. SubscribeSubscribedUnsubscribe 1,639 1K. Loading... Loading... Working... Add to ...

book
May 27, 2015 ... I also did a little check on the Internet: https://www.usingenglish.com/forum/ threads/16299
Whose
this
book
is
vs
Whos