| Student Group | ITS username | Leader 1 | po box; username | Leader 2 | po box; username |
| Aikido | aikido | Richard Luong '09 | 4206; luongric | Jacques Nguyen '10 | 4134; nguyenng |
| Archery Club | archery | Brandon Retcher '08 | 4060; retcherb | Ashley Cunningham; '08 | 3340; cunning1 |
| Baseball Club | | Richard Berdelle '09 | 3113; berdelle | Robbie Unsell '08 | 4564; unsellro |
| Boardgames in Grinnell | | Katti Barbadoro '10 | 3125; barbador | Ivy Lee '10 | 3915; leeivy |
| Campus Bikes | bikes | Brad Bishop '08 | 3153; bishopbr | Sam Calisch '10 | 3306; calischs |
| Chess Club | chess | Prateek Agarwal '11 | 3029; agarwalp1 | Corbin Yu '11 | 4800; yucorbin |
| Cycling Club | cycling | Hugh Redford '10 | 4315; redfordh | Anders Ahlberg '10 | 3027; ahlberga |
| Dahorhir Swordfighting Club | sword | Kelsey Morse-Brown '09 | 4329; morsebro | Ben Archer '09 | 3046; archerb |
| Darts Club | | Richard Berdelle '09 | 3113; berdelle | Marc Armbruster '09 | 3080; armbrust |
| Diving Club | divingclub | Andie Schrage '08 | 4128; schragea | | |
| English Football Fans | eff | Shitanshu Aggarwal '11 | 3030; aggarwal | Shrish Pokhrel-Willett '11 | 4293; pokhrelw |
| Fencing Club | fencing | Benjamin Leider '09 | 4144; leiderbe | Heather Kramer '09 | 4083; kramerhe |
| Four Square Club | | Michael Jugenheimer '09 | 3988; jugenhei | | |
| Gamers Guild | gamers | | | | |
| Girls N Sports | gsports | Daisy Ventura '09 | 4683; venturad | Ha Na Park '09 | 4374; parkhana |
| Girls with Bats | gwb | Jamie Frankle '08 | 3512; frankleja | | |
| Grinnell College Student Billiards Club | billiard | | | | |
| Grinnell Cricket Club | cricket | Kshitij Batra '08 | 3114; batraksh | Arunabh Singh '09 | 4547; singharu |
| Grinnell Dance Crew and Workshop | dancecrew | Christine Wang '08 | 4626; wangentz | Nicole Lee '09 | 4139; leenings |
| Grinnell Equestrian Club | equestrian | Chloe Neely '10 | 4118; neelychl | Stephanie Watanabe '10 | 4666; watanabe |
| Grinnell Men's Rugby | mrugby | | | | |
| Grinnell Men's Water Polo | | Patrick Thomas '10 | 4572; thomaspa | Brian Smith '09 | 4560; smithbri |
| Grinnell Pom Squad | pom | Gwen Carter '08 | 3276; cartergw | Veronique Porter '08 | 3959; porterve |
| Grinnell Rugby Club | wrugby | | | | |
| Grinnell Women's Water Polo | womenspolo | Mari Guttman '09 | 3625; guttmanm | Josie Seff '09 | 4519; seffjos |
| International Soccer Club | | Vichakarn Rattanasangpunth '09 | 4416; rattanas | | |
| Ping-Pong Club | pingpong | Prabal Adhikari '09 | 3008; adhikari | Yojiro Konno '09 | 4070; konnoyoj |
| Ping-Pong Club 2 | | Matt Doers '10 | 3431; doersmat | Pete Kieselbach '10 | 3884; kieselba |
| Swim Club | swim | Katie Lee '09 | 4133; leekathe | Abby Griffith '08 | 3567; griffit1 |
| Ultimate Frisbee-Men's | frisbee | Aden Stinebrickner-Kauffman '08 | 4432; stinebri | Jesse Peterson-Brandt '09 | 4386; peterson2 |
| Ultimate Frisbee-Women's | stickies | Brigitte Anthony '08 | 3040; anthonyb | Jocelyn Newhouse '08 | 3854; newhouse |
| Unified Sports | unified | Shannon Walker '08 | 4617; walkersh | Allison Wisco '08 | 4719; wiscoall |
| Women's Soccer Club | | Becca Mackenzie '09 | 4213; mackenzi | | |
| Yoga Club | yoga | Allie Kossoy '08 | 3732; kossoyal | Rebecca Gerner '09 | 3552; gernesre |
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