What: 2018 Marine Corps – UWW Junior Nationals
When: Thursday April 26th – Saturday April 28th
Where: South Point Convention Center, Las Vegas, Nevada
In Greco – Winners of the Junior Nationals event at each weight class will earn an automatic berth to the best-of-three wrestle-off against the challenge tournament champion. The 2018 UWW Junior Greco World Team Trails will take place June 8th, 2018 in Indianapolis, IN
Men’s Greco Competitors – Iowa Ties
| Weight | UWW Junior Greco | Club |
| 97KG | Hunter DeJong | MWC Wrestling Academy |
| 130KG | Spencer Trenary | Team Valley |
In Freestyle – Winners of the Junior Nationals event at each weight class will earn an automatic berth to the best-of-three wrestle-off against the challenge tournament champion. The 2018 UWW Junior Freestyle World Team Trails will take place May 18th-19th, 2018 in Rochester, MN
Men’s Freestyle Competitors – Iowa Ties
| Weight | UWW Junior Freestyle | Club |
| 57KG | Alex Thomsen | Unattached |
| 57KG | Joshua Portillo | Nebraska Golden Eagles Wrestling Club |
| 57KG | Justin Portillo | Viking Wrestling Club |
| 61KG | Austin Gomez | Cyclone RTC |
| 61KG | Brayden Curry | SMI |
| 61KG | Gable Fox | IAWC |
| 61KG | Jack Skudlarczyk | Panther Wrestling Club RTC |
| 61KG | McGwire Midkiff | Bison Wrestling Club |
| 65KG | Brice Everson | Wabash Wrestling Club |
| 65KG | Ian Parker | Cyclone RTC |
| 65KG | Kanen Storr | Titan Mercury Wrestling Club |
| 65KG | Max Murin | University of Iowa |
| 65KG | Michael Blockhus | IAWC |
| 65KG | Ryan Leisure | Cyclone RTC |
| 65KG | Triston Lara | Panther Wrestling Club RTC |
| 70KG | David Carr | Titan Mercury Wrestling Club |
| 70KG | Derek Holschlag | Panther Wrestling Club RTC |
| 70KG | Dylan Schuck | SMI |
| 70KG | Steven Lawrence | Viking Wrestling Club |
| 70KG | Zachary Axmear | University of Iowa |
| 74KG | Cayd Lara | Panther Wrestling Club RTC |
| 74KG | Jeremiah Moody | University of Iowa |
| 79KG | Brock Jennings | Air Force RTC |
| 79KG | Marcus Coleman | Cyclone RTC |
| 79KG | Tucker Morrison | Cyclone RTC |
| 86KG | Alec McDowell | Cyclone RTC |
| 86KG | Austin Yant | Panther Wrestling Club RTC |
| 92KG | Connor Corbin | University of Iowa |
| 92KG | Jacob Warner | University of Iowa |
| 92KG | Kaden Sauer | Cyclone RTC |
| 97KG | Hunter DeJong | MWC Wrestling Academy |
| 125KG | Aaron Costello | University of Iowa |
| 125KG | Gannon Gremmel | Cyclone RTC |
| 125KG | Matt Naig | SMI |
86KG Max Lyon BoilerMaker RTC