Speaking on NBC's Meet the Press, Ryan responded to a question by moderator David Gregory by stating bluntly "I'm not going to get into the internal processes of another campaign."

Ryan, along with Sens. Rob PortmanRob PortmanOvernight Healthcare: Four GOP senators threaten to block 'skinny' repeal | Healthcare groups blast skinny repeal | GOP single-payer amendment fails in Senate Four GOP senators threaten to block ‘skinny’ repeal GOP senators: House agreeing to go to conference on ObamaCare repeal MORE (R-Ohio), Marco RubioMarco RubioMexican politicians have a new piñata: Donald Trump Bush ethics lawyer: Congress must tell Trump not to fire Mueller The private alternative to the National Flood Insurance Program  MORE (R-Fla.), Kelly AyotteKelly AyotteOPINION: Democracy will send ISIS to the same grave as communism Kelly Ayotte joins defense contractor's board of directors Week ahead: Comey firing dominates Washington MORE (R-N.H.) and New Jersey Gov. Chris Christie, have been frequently mentioned in political circles as possible running mates for the Massachusetts governor. 

For his part, Ryan denied having in interest in the so-called "veepstakes."

"I'm focused on doing my join as a Wisconsin congressman," he said, declaring that he wouldn't engage in "all that speculation."