Jon De Boer Nationality: Grade: none Results 2025 2024 2023 Date Location Country Points 07/06/2025 Arlington, WA United States of America 63.53 08/06/2025 Arlington, WA United States of America 83.63 19/07/2025 Arlington, WA United States of America 82.65 20/07/2025 Arlington, WA United States of America 71.95 17/08/2025 Arlington, WA United States of America 57.70 Exams Date Grade Points Result Horse