Willkie was shut out in the Wisconsin primary; he did not win a single delegate.

In 1980, he spent $12 million for a single delegate.

Rockefeller had not won a single delegate at the time.

When the vote was repeated, this time in public, not a single delegate voted against her and only a few abstained.

What we have to do this evening is to make sure we don't lose even a single delegate on the first ballot.

That demonstration isn't going to persuade a single delegate.

Spent over $48M and didn't win a single delegate, let alone a single primary.

In contrast, Michigan, still being a territory, had only a single non-voting delegate.

Each of 92 national Catholic organizations were allowed to send a single delegate to represent them.

To be viable, a subcaucus must have enough participants to elect a single delegate.