Judge Alexandra Smoots-Hogan was born and raised in Southeast Houston, Texas. She is the only child of Sylvia Alexander Smoots, a retired home economics/computer science HISD teacher, and W. Bernard Smoots, a retired marketing consultant.

At a young age, Judge Smoots-Hogan excelled in academics and was quickly accepted at the Kinkaid School. While at Kinkaid, Judge Smoots-Hogan joined the school's nationally recognized and award-winning policy debate team. It was during her time with the debate team, where solidified her love of the law. Judge Smoots-Hogan travelled across the country with the debate team, bringing home several national speaker and debate awards.

After graduating from the Kinkaid School, Judge Smoots-Hogan moved to Austin to attend the University of Texas at Austin. While in Austin, Judge Smoots-Hogan maintained studies in government and journalism. Judge Smoots-Hogan was also very active in the Student Government at UT Austin. During her junior year at UT Austin, Judge Smoots-Hogan returned home to Houston to care for her then-ailing father.

Judge Smoots-Hogan completed her undergraduate studies at the University of St. Thomas. Judge Smoots-Hogan graduated with an Honors degree in Communications, with focus on print and broadcast journalism.

Though Judge Smoots-Hogan had built an appreciation for communications, she returned to her love of the law and was accepted to South Texas College of Law. During her second year of law school, Judge Smoots-Hogan won a spot on the nationally ranked Trial Advocacy team. During her law school tenure, Judge Smoots-Hogan won three National Moot Court titles, two speaker awards, and two briefing awards.

After law school, Judge Smoots-Hogan was asked to join the trial section at Brown McCarroll's Houston Office. Judge Smoots-Hogan spent the next several years making weekly visits to the Courthouse.  After several years of practice, Judge Smoots-Hogan began to change her focus to acquiring additional clients and began the process of entering solo law practice.

In October 2007, Judge Smoots-Hogan opened her own office for the practice of law. The firm expanded and became known as Smoots-Hogan, Brockman, & Brauchle.  Judge Smoots-Hogan actively defended individuals, homeowners, small companies, and municipalities. Licensed to practice throughout the State of Texas and in the Southern District of Texas for the United States District Courts, Judge Smoots-Hogan's practice areas were commercial litigation, construction litigation, real estate law and litigation, insurance law (first-party and third-party claims), U.S.C. 1983 claims, family law and personal injury litigation.

In November 2008, Judge Smoots-Hogan was elected to her first term as Judge of the 164th Civil District Court of Harris County, Texas.  During her first term, Judge Smoots-Hogan significantly reduced her Court’s docket and presided over almost 100 jury trials. Her most well-known case from the first term involved cleaning up gang and drug crime at Haverstock Hills, by signing the first Gang Nuisance Injunction in the State of Texas. In November 2012, Judge Smoots-Hogan was elected to a second term on the bench, receiving the most votes of any other judicial candidate.

Off the bench, Judge Smoots-Hogan lives with her sons, Aedan (age 11) and Dhani (age 6). The boys are in lower school at The Regis School.  Both boys have an active love of basketball, so most of Judge Smoots-Hogan’s free time is spent watching lots of basketball. Judge Smoots-Hogan and her children are long-time members of St. Martin’s Episcopal Church.

Due to her own childhood health issues and family members afflicted with cancer, Judge Smoots-Hogan is avid supporter of children's and cancer charities. Judge Smoots-Hogan is also passionate about the advancement of women in professional careers. Accordingly, Judge Smoots-Hogan routinely speaks to and supports several community organizations geared toward that mission and acts as a mentor for several aspiring women.