Yes there are some DC heroes I couldn't come up with any Marvel
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Tony- Harry Osborn (Green Goblin) You guys meet by your guys fathers.

Steve- Matt Murdock (Daredevil) You two met in a cafe.

Clint- Wade Wilson (Deadpool) He had saved your life and you saved his.

Bruce- Peter Parker (Spiderman) Met by SHIELD.

Pietro- Scott Summers (Cyclops) you went to Xavier's school.

Thor- Peter Quill (Star Lord) Met in the galaxy.

Natasha- Barry Allen (Flash) Met in the hospital.

Wanda- Clark Kent (Superman) Met at high school.