The following athletes have been selected for the European U20 Championships to take place in Boras, Sweden from the 18th - 21st July 2019.
| Event | Name | Club | Coach |
| Women | |||
| 100m & 4x100m | Patience Jumbo-Gula | Dundalk St. Gerard's AC | Daniel Kilgallon |
| 200m & 4x100m | Lauren Cadden | Sligo AC | Dermot McDermott & Stuart Hogg |
| 400m & 4x400m | Davicia Patterson | Beechmount Harriers | Ian Neely |
| 400m & 4x400m | Simone Lalor | St. LO'T AC | Shane McCormack |
| 400m Hurdles & 4x400m | Deirdre Murray | Na Fianna AC | Aideen Sinnott |
| 800m | Jo Keane | Ennis TC | Pat Hogan |
| 800m | Sophie O'Sullivan | Ballymore Cobh AC | Tim O'Shaughnessy |
| 1500m & 3000m | Sarah Healy | Blackrock AC | Eoghan Marnell |
| 1500m & 3000m | Jodie McCann | DCH AC | Clark McCann |
| 10k Walk | Niamh O'Connor | Celbridge AC | Sandra O'Neill |
| Long Jump | Ruby Millet | St. Abban's AC | Michael Kelly |
| High Jump | Sommer Lecky | Finn Valley AC | Niall Wilkinson |
| Hammer | Miranda Tcheutchoua | Lusk AC | Landry Nzambe-Busugu |
| Hepthalon & Javelin & Travelling Reserve 4x100m | Kate O'Connor | Dundalk St. Gerard's AC | Michael O'Connor |
| 4x100m | Adeyemi Talabi | Longford AC | Ciarán Donohoe |
| 4x100m | Alannah McGuinness | Carrick-on-Shannon AC | John Connolly |
| 4x100m | Katie Monteith | City of Lisburn | Lynn Fisher |
| 4x100m | Alana Ryan | Greystones AC | Eamon Whelan |
| 4x400m | Miriam Daly | Carrick-on-Suir AC | Paul O'Gorman |
| 4x400m | Rachel McCann | North Down AC | Michael Roberts |
| 4x400m | Ciara Deely | KCH | Nicola Barron |
| 4x400m Non Travelling Reserve | Laura Nally | GCH | Drew & Hayley Harrison |
| Men | |||
| 100m & 4x100m | Conor Morey | Leevale AC | Derek Coffey |
| 200m & 4x100m | Aaron Sexton | North Down | Roger Sexton |
| 200m & 4x100m | Reality Osuoha | Fingallians AC | Karen Williams |
| 800m | Louis O'Loughlin | Donore Harriers AC | Gerry Naughton |
| 800m | Mark Milner | Tullamore AC | Joe Ryan |
| 5,000m | Darragh McElhinney | Bantry AC | David McCarthy |
| 3,000m | Shay McEvoy | KCH | Noel & Niamh Richardson |
| 5,000m | Jamie Battle | Mullingar Harriers | Joe Ryan |
| Hammer | Sean Mockler | Moycarkey Coolcroo AC | Brian Akers |
| Shot | James Kelly | Finn Valley AC | John Kelly |
| 4x100m | David Murphy | Gowran AC | Liam Kealy & Brid Golden |
| 4x100m | Michael Farrelly | Raheny Shamrock AC | Kay Bannon |
| 4x100m | Ryan O'Leary | Leevale AC | Derek Coffey |
| 4x100m Non Travelling Reserve | John Grant | Cellbridge AC | Michael Tynan |
| 4x400m | Adam Hughes | Loughview AC | Ian Neely |
| 4x400m | Ciaran Carthy | DSD AC | Liz McDonagh |
| 4x400m | Jack Raftery | Donore Harriers AC | John Geoghegan |
| 4x400m | David Ryan | Moycarkey Coolcroo | Linford Christie and Margaret Adeoye |
| 4x400m | Tony O'Connor | Naas AC | Cera Nolan |
| 4x400m | Jack Mitchell | ST LO'T AC | Drew & Hayley Harrison |
| 4x400m Non Travelling Reserve | Aaron McGlynn | Finn Valley AC | Mark Kirk |
