Of the hundreds of people sharing my interest, he's the first I've actually met.

1. There are hundreds of people having the same interest as I, but

   he is the first such person I've met.

2. I've never met a person like him who is actually interested in

   the things I do.

3. I've met hundreds of people who have the same interest as I, and

   he is one of them.

4. Actually he is the only person I know who has the same interest

   as I.