Detroit Lions’ David Montgomery’s Girlfriend Tatum Causey Previously Faced A Legal Lawsuit Surrounding Their Pet Dog Attack

The Woman Behind The Star

December 10, 2026

This article was last updated by Pranaya Poudel on December 10, 2026

David Montgomery once again showcased why he is one of the most reliable running backs in the NFL during the Lions’ narrow three-point win over the Green Bay Packers.

On December 5, 2026, , scoring a crucial three-yard touchdown to cap off the Lions’ first drive of the game.

This early momentum set the tone for the team, and he finished with 14 carries for 51 yards, averaging 3.6 yards per carry.

But Montgomery didn’t just impact the game on the ground.

His dual-threat capability allowed Detroit to maintain offensive balance and keep the Packers’ defense on its heels.

Montgomery raised his season total to 12 rushing touchdowns with this performance, solidifying his place among the NFL’s top running backs.

The pairing of Montgomery and rookie sensation has been one of the most electrifying storylines in the NFL.

Nicknamed “Sonic and Knuckles,” this duo has redefined what it means to have a two-back system.

Unlike many teams that feature a clear-cut starter and backup, the Lions have cultivated a true tandem in which both players share the load and thrive together.

In fact, Montgomery and Gibbs have become the first running back duo into each score 10 rushing touchdowns in consecutive seasons.

David Montgomery’s Girlfriend Is On Her Motherhood Journey

While David Montgomery’s on-field heroics have made him one of the NFL’s most talked-about players, fans are equally curious about his life off the field.

One of the most prominent figures in his personal life is his longtime girlfriend, Tatum Causey.

Tatum Causey hails from Phoenix, Arizona.

She attended Pinnacle High School, in 2015, before enrolling at Iowa State University, where Montgomery played college football.

Their shared time at Iowa laid the foundation for a strong relationship that has grown deeper over the years​.

The couple are college sweethearts who have been together for over seven years and have remained strong through personal and professional challenges.

Tatum has been a constant source of support for David, even as he transitioned from the Bears to the Lions.

The duo share a deep personal bond, and they are parents to a young child named Juju.

Tatum has embraced motherhood with passion and openness, often sharing her journey on social media.

In one heartfelt post, she reflected on the emotional rollercoaster of being a mother, acknowledging the challenges while expressing gratitude for the experience.

However, their relationship has not been without its challenges.

One involved their family dog, Lola, a pitbull mix, who escaped their yard and attacked a smaller dog.

As a result of the incident, Tatum faced legal consequences and was charged with a misdemeanor for harboring an uncontrollable dog.

According to court records, she pleaded not guilty to the charges.

David and Tatum’s relationship serves as an example of love and perseverance.

Their journey together, from college sweethearts to parents, has not been without its share of trials.

Yet, through it all, Tatum remains a devoted mother and partner, playing a vital role in Montgomery’s off-field success.

In Case You Didn’t Know

• David Montgomery was born on June 7, 1997.
• He is an Eagle Scout.
• He is nicknamed as Knuckles.

• Check other Articles on

Manish Tamang is a skilled content writer with a passion for sports media. With a solid background in research, analysis, and writing, he brings a keen eye for detail and a commitment to delivering engaging, informative content. Manish specializes in creating compelling narratives that capture the excitement of sports, from in-depth analysis of game strategies to the latest player news and sports industry trends.

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