It feels like we may never be done counting members of the Duggar family!

Over the last few years, we've watched the oldest family members — Josh Duggar, Jill Duggar, Jessa Duggar, Jinger Duggar, Joy-Anna Duggar, and Joseph Duggar — develop their love lives, from courtships to engagement to marriage. The only thing is, we don't know all that much about the TLC stars' in-laws.

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We have to give them credit for sticking around and following Jim Bob and Michelle Duggar's strict rules for courting one of their 19 kids. Most of them have already gone on to make them grandparents!

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"Expectations ruin relationships. Many of us are trained to be detail-oriented and strive for perfection at work, but bringing that attitude home can be a relationship killer," the family patriarch has said in the past about relationships.

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Their original family show, 19 Kids & Counting, was pulled from TLC back in May 2015 after In Touch exclusively revealed that Josh Duggar molested five underage girls a few years back — some of which were his sisters. Part of the family returned to the network in December of that year for their spin-off series, Jill & Jessa: Counting On.

Scroll through the gallery to learn more about the Duggar kids' significant others!