Kevin Durant

Kevin Durant's mom, Wanda Durant, stands at around 6'0" and Durant's dad, Wayne Pratt, is around 6'3". Kevin Durant was unusually tall from a young age. He stood at 6'3" during his freshman year of high school. He was 6'8" during his junior year and had grown to a staggering 6'9" his senior year of high school. Kevin Durant continued to grow in college and during his first few years in the NBA, finally reaching a height of 6'11". Kevin has an older brother, Tony Durant, who played college basketball at Towson University. Tony is 6'7" tall.

Kobe Bryant

Kobe Bryant's dad, Joe Bryant, stands at 6’9” and his mum, Pamela Cox Bryant, is 5’8”. Kobe Bryant was around 6'1" as a freshman in high school. Kobe Bryant entered the NBA Draft at just 17 years old. His parents had to sign his contract for him because he wasn't old enough. He played his first professional game in the NBA at just 18 years and 72 days old becoming one of the youngest players to ever play in the NBA. However, the youngest player to ever play in the NBA was Andrew Bynum who played his first game at the age of 18 years and six days.

Zion Williamson

Zion Williamson's mom, Sharonda Sampson, is 5'10" and Zion's dad, Lateef Williamson, is 6'4". Zion was just 5'9" in the 8th grade. He grew six inches between eighth and ninth grade and entered into his freshman year of high school standing at 6’3". Zion grew four inches over the course of high school sprouting from a stocky 6'3" to a manly 6'7".

Giannis Antetokounmpo

Giannis Antetokounmpo's dad, Charles Antetokounmpo, stood at 6'6" and Giannis' mum, Veronica Antetokounmpo, is around 6'0". Giannis came into the NBA as a 6’9” skinny kid. He has grown to 6’11” and is currently dominating the game. Giannis has 4 brothers who are all basketball players with the exception of his eldest brother Francis Antetokounmpo who focussed on soccer just like his late dad, Charles. Francis stands at 6'5" and played as a midfielder for a professional club in Greece’s second-tier league. Thanasis Antetokounmpo is 6'6" and plays for the Milwaukee Bucks. Kostas Antetokounmpo is 6'10" and is a player for the Los Angeles Lakers. Giannis's youngest brother, Alex Antetokounmpo, who is 6'7" plans to skip college and play professionally in Europe to prepare for the NBA.

Stephen Curry

Stephen Curry's mother, Sonya Curry, stands at 5'3". Steph's dad, Dell Curry, stands at 6'4". Steph Curry stood at only 5'6" and weighed 130 pounds in his freshman and sophomore year of high school. He grew to 5'9" his junior year and had a big growth spurt, to about 6-foot, going into his senior year. Steph grew into his adult height of 6'3" in his sophomore year at Davidson College. Steph's brother, Seth Curry, stands at 6'2" and his sister, Sydel Curry, stands at 5'9".

Kawhi Leonard

Kawhi Leonard's dad, Mark Leonard, stood at around 6'3" and Kawhi's mum, Kim Robertson, is around 5'5". Kawhi's father was shot and killed at a Compton car wash he owned in 2008. Kawhi was only 16 at the time and the murderer has still not been identified.

Chris Paul

Chris Paul's dad, Charles Paul, stands at 6'0" and Chris' mum, Robin Paul, is around 5'5". Chris Paul stood at 5'8" during his freshman year of high school. He was already a very skilled basketball player and wanted to make it onto the varsity team but he just didn't have the height. Chris's brother, C.J., who stood at 6'1" was the star of the varsity team at the time. Chris opted to join the junior varsity team in his freshman year because he wasn't big enough. He played on it for two years and hit a growth spurt during his junior year of high school that propelled him to 6'0". Chris's dream of playing basketball was now closer than ever.

Dennis Rodman

Dennis Rodman comes from a family of tall people so it's quite surprising he stood at only 5'6" in high school. His dad, Philander Rodman Jr., is around 6'5" and his mum, Shirley Rodman, is around 5'11". Dennis has two sisters Kim and Debra who stand at 6'1" and 6'3" respectively. Rodman warmed the bench for a half-season of high school basketball and then quit. He was 5’9” when he graduated high school. Two years after high school, Rodman had grown from 5’9” to 6’8”.

Scottie Pippen

Scottie Pippen's mom, Ethel Pippen, stood at 6'0" and Pippen's dad, Preston Pippen, stood at 6'1". Scottie Pippen is the tallest and youngest of 11 siblings who all stand at least 6'0". It's usually rare for most people to grow after high school. Scottie beat the odds by growing from 6'1 to 6'8 after high school.

Anthony Davis

Anthony Davis' mother, Erainer Davis, stands at 6'1". Davis' dad, Anthony Sr., stands at 6'3". Between his sophomore and senior years in high school, Anthony Davis grew from 6′2 to 6′10. He went from a lightly-recruited guard to one of the best high school players in the country. Davis has a twin sister, Antoinnete, who stands at 5'8". His older sister, Lesha, is a 5'10" basketball player at Daley College.

Yao Ming

Yao Ming's dad, Yao Zhiyuan, stands at 6'7" and his mum, Fang Fengdi, stands at 6'3". Both of Ming’s parents were former professional basketball players. At 11 pounds (5.0 kg), Yao weighed more than twice as much as the average Chinese new-born. When Yao was nine years old, he began playing basketball and attended a junior sports school. The following year, Yao measured 5’5” and was examined by sports doctors, who predicted he would grow to 7’3”. He beat the doctors’ odds and grew to 7’6” becoming one of the best basketball players to come out of China.

Shawn Bradley

Shawn Bradley's dad, Reiner Bradley, stood at 6'8" and his mum, Teresa Bradley, stands at 6'0". Born in Germany on March 21, 1972, Shawn Bradley measured into mortal life at a quite-normal 19 inches and 10 pounds. However, from age one; it was apparent he was going to be extremely tall. People confused him for a 3-year-old when he was just a year old. Shawn grew three inches every year since second grade which forced his parents to send him to doctors. By age 13, he had reached the 6’11” stature that was projected for him by doctors. Shawn towered at 6’1” by the end of sixth grade and 7’0” at the end of ninth grade. By his senior year of high school, he had reached 7’5” and was one of the most highly touted high school basketball players in the United States.

Height is a Bradley trait. Shawn's youngest sister Adrianne was 4'10” at age nine and eventually grew to 6’2”. His sister Tasha is 6′1”. Shawn’s only brother, Justin, stands at 6'8″. His grandfathers are 6’4”, and one of his grandfather's brothers is 6’10”. Shawn Bradley has a daughter, Charity Bradley, who stands at 6’4”.

Klay Thompson

Klay Thompson's dad, Mychal Thompson, stands at 6'10" and Klay’s mum, Julie Thompson, is around 5'6". Klay's younger brother, Trayce Thompson, stands at 6'3" and has played in Major League Baseball (MLB) for the Chicago White Sox, Los Angeles Dodgers and Oakland Athletics. His older brother, Mychel Thompson, stands at 6'7" and played college basketball at Pepperdine University.

James Harden

James Harden's mum, Monja Willis, stands at around 5’8” which is pretty tall for a woman and where James likely got most of his 6’5” height from. His dad, James Harden Sr., is fairly tall at around 6’2”. James Harden stood at 6'0" his freshman year of high school and was already 6'4" as a sophomore. He only grew an inch his senior year. James has two siblings: a half-brother named Akili Roberson who played quarterback for the University of Kansas and a sister named Arnique Jelks.

Isaiah Thomas

Nobody is tall in Isaiah Thomas' family so he knew at a young age that he wouldn't be that tall. Isaiah’s father, James Thomas, is 5'6". His mother, Tina Baldtrip, is quite tall for a woman at 5'7". Isaiah Thomas' grandfather was 5'6". Upon reaching adolescence and still awaiting a growth spurt, Thomas tried to accelerate the process. There was a pullup bar in his mom's basement and he would do a lot of pull-ups down there hoping to get to 6 feet. Unfortunately, he was only able to make it to 5'9". Tragically, his only sister, Chyna Thomas, was killed in a car accident in Washington state. She was only 22.

Lonzo Ball

Lonzo Ball's mum, Tina Ball, stands at 6’1” and is a former college basketball player. Lonzo’s dad, LaVar Ball, stands at 6'6" and is a former professional football tight end. Considering the height of his parents especially his 6’1” mum, one would expect Lonzo to be at least 6’8” but he ended up at 6’6” just like his dad. He stood at 6’2” in the ninth grade and had grown to 6’5” by the time he was in the eleventh grade. He grew an additional inch in the twelfth grade. Lonzo has two brothers, LaMelo and LiAngelo. LaMelo is the tallest of the brothers at 6’7” and LiAngelo is the shortest at 6’5”.

Ben Simmons

Ben Simmons' dad, Dave Simmons, stands at 6’9”. His mum, Julie Simmons, is around 5’4”. Ben was pretty lucky to surpass his dad’s height to reach 6’10” considering the height of his mum. He was already well over six-feet tall at just 13 years old. By the age of 15, Ben stood at a staggering 6'6". He grew to 6’8” his sophomore of high school and grew an additional two inches from his junior year to his senior year at Montverde Academy.

Ben has four siblings: Olivia Simmons, Liam Tribe-Simmons, Melissa Tribe, and Emily Katherine Tribe. His brother, Liam Tribe-Simmons, is a basketball coach and stands at 6’1”. His sister, Olivia Simmons, is 6’0” and is an Australian former college basketball player who played for the Arizona State Sun Devils women's basketball team of Pac-12 Conference.

Paul George

Paul George's dad, Paul George Sr., stands at 6’5”. His mum, Paulette George, is really tall for a woman at 6’0”. Paul was about six feet tall during his freshman at Knight High School and was as skinny as a rail. Although Paul joined the varsity team early in his sophomore season, he wasn’t a star until he was a senior. He shot up to 6’7” during his sophomore year and was asked to play on the inside. By his senior year, Paul had reached a height of 6’8” and was a completely different player heading to Fresno State. He grew another inch after he was drafted and achieved his adult height of 6’9”. Paul George has two older sisters, Teiosha and Portala George. Teiosha is a gifted basketball player as well and stands at 6'4". She played basketball at Pepperdine. Portala played volleyball at CSU-San Bernardino and is 6'2".

Jayson Tatum

Jayson Tatum's mother, Brandy Cole-Barnes, is pretty tall at around 5’11”. His dad, Justin Tatum, stands at 6’7”. Jayson grew into his adult height at a very early age. He was already 6’7” in the ninth grade and only managed to add an inch between his sophomore and senior year of high school at Chaminade College Prep. Jayson has a younger brother, Jaycob, and a younger sister, Kayden.

Luka Doncic

Luka Doncic’s dad, Saša Dončić, stands at 6’7.5”. His mum, Mirjam Poterbin, stands at around 5’7”. Luka was already 6’2” at just 13 years of age and had reached his adult height of 6’7” by the time he was 16 years.

Dwayne Wade

Dwayne Wade's dad, Dwayne Wade Sr., stands at 6'3" and his mum, Jolinda Wade, is around 5'5". Dwayne Wade stood at only 5’8” throughout his freshman to his sophomore year of high school. It was not until his junior year at age 17 that he experienced a growth spurt that propelled him to 6’2”. He grew two more inches in his senior year to reach his adult height of 6’4”. Dwayne Wade's son, Zaire Wade, is 6’3” and plays as a point guard.

Kyrie Irving

Kyrie Irving's mom, Elizabeth Larson, stood at around 5'5". Elizabeth died of an illness when Kyrie was four. Kyrie's dad, Drederick Irving, is 6'4". Kyrie Irving stood at just 5'7" in the eighth grade. During his sophomore year of high school, he had grown to be 5'10" and had gotten a little quicker. Kyrie grew an additional three inches to 6’1” his junior year before finally reaching 6’2” his senior year. Kyrie has an older sister, Asia, and a younger sister, London.