A leading independent day school for boys & girls age 3-18

Choir School to Cardiff Metropolitan Cathedral

A member of The Society of Heads: accredited by the Independent Schools Council (ISC)


  • Nursery and Infants Christmas Lunch

    13 December 2019

    The Nursery and Infant children enjoyed their Christmas dinner. They had crackers and party treats. Afterwards, the children had a fantastic time being entertained by Puppet Theatre Wales and the story of ‘The Three Billy Goats’.…

  • R5’s Special Visitor!

    13 December 2019

    We had a special visitor all the way from the North Pole.…

  • A Christmas thank you from R6

    13 December 2019

    Thank you to everyone for their donations to Crisis.…

  • Tae Kwon Do success!

    6 May 2019

    Congratulations to Harry E pictured here after a morning of training with GrandMaster Nicholls followed by a presentation where he received his Black Belt. We look fwd to hearing of your further progress.…

  • R7 Transition Week – Day 3, part 2

    21 June 2018

    In addition to learning circus skills, R7 children also tie-dyed cloths!…

  • R13 Shakespeare Workshop

    24 May 2018

    R13 were treated to a Shakespeare workshop today where they read a scene from ‘A Midsummer Night’s Dream’ and analysed the characters and their behaviour. From there they were able to cast the characters. Finally, and I’m sure the most memorable part of the session, was when R13 were taught how to ‘fight’, stage combat style!…

  • R11 River Trip

    13 October 2017

    R11 had a fantastic trip to the Gower following the River Ilston, learning about how it changes over its journey from its source to the sea. We started 7km from the beach at Three Cliffs Bay and finished overlooking the truly spectacular view of the bay, from the height of the beautiful ruins of Pennard castle.…

  • Hiya R at the European Chess Championships – September 2017

    10 October 2017

    Many congratulations to our young Chess superstar, Hiya R on taking part in the European Youth Chess Championships in Romania this September. You can read all about Hiya’s experiences in her diary.…

  • Latest News from R7

    8 October 2017

    Here are photos of the children measuring their hand spans in cm for Science, making a timeline of the Great Fire of London, visiting the Book Fair and Natasha and Ieuan on Dictionary Day with their matching letters. Mrs R Cooper…

  • Enterprise Activities for R12-R14

    19 September 2017

    In the Autumn term at St John’s College, enterprise activities are organised for pupils in R12-14. These activities are held with the view of developing communicating, creative, problem solving and team working skills for the future. These skills are essential in any profession and developing these at a young age only develops them further.…

  • This week in R5

    18 September 2017

    This week, the reception class solved clues and found the tiger as part of their literacy work on “The Tiger Who Came To Tea”, recorded their voices on the Talking Tins and made jam sandwiches! Mrs G Firth…

  • First Week at School for New Nursery Pupils

    8 September 2017

    The nursery children have had a fantastic first week at school. We ended the week with a picnic in forest school where we ate the Chester the raccoon cake which we had made in cooking The children were jumping for joy!…

  • R7 Making Books and Blow Painting

    8 September 2017

    Here are some photos of R7 with their books that they made out of scrap paper and packaging from all the boxes that arrived at the beginning of term. They also did some blow painting to make autumn trees. Mrs R Cooper…

  • R6 Planting Spring Bulbs

    8 September 2017

    R6 planting bulbs to come up in the spring and flowers. Miss Davies…

  • Nursery Language and Literacy

    6 September 2017

    The Nursery are enjoying their language and literacy book called Chester and the kissing hand. We have been making pictures, hats, hand prints and a Chester cake in cooking on Friday. We are having lots of fun!…

  • Junior Maths Challenge

    6 September 2017

    Many congratulations to our pupils Ji-Eun K, Luke V and Harshita A who took part in the Junior Maths Challenge. Luke V achieved a gold certificate along with Best in Class, Best in Year and Best in School. This wonderful achievement meant that Luke was the only pupil in R13 that was invited to sit the follow-up ‘Kangaroo’ paper, which is a far more mathematically rigorous challenge.…

  • Dining Room Schedule for September/October

    31 August 2017

    The Dining Room schedule for September and October is now available to download. Please click the link below. PDF: Dining Room Schedule

  • Uniform Sale Fundraising Update

    25 July 2017

    Profits from the uniform sales over the last 18 months have been used to contribute £500 towards scooters and toy cars for the Infant Dept and £500 towards the Junior Department to replenish their library. We would like to thank all those who contribute and volunteer on the day. Many thanks indeed to Dot Porter and her team of volunteers for all their incredible hard work and dedication.…

  • Race For Life 2017

    16 July 2017

    Many congratulations to Genevieve A (R15) who successfully completed the Cardiff Race for Life along with Mrs Armour and Mrs Mumford today. Between them a remarkable £1,345 has been raised so far, with Genevieve raising £1,165 alone! If you wish to donate to Cancer Research please click the link below. https://fundraise.cancerresearchuk.org/team/genevieves-team-2?

  • Junior Activity Day 2017

    8 July 2017

    Activity day this year saw all the Juniors off timetable and using their creative talents with a fun filled day. Firstly they worked in teams to create Lego cities, buildings and aircraft. After an exciting few hours with the Lego, everyone designed and painted a pebble to go in our new outside area.…

  • Sports News

    10 March 2017

    Week Beginning Monday 6 March 2017 Netball News On Thursday afternoon the R12 pupils played in the Year 7 County tournament. Harshita was the chosen captain for the afternoon and provided excellent motivation and encouragement prior to the start of each game. The girls competed against Whitchurch, Glantaf and St Teilo’s.…

  • Twist of Gold Junior Book Club

    28 November 2016

    Congratulations to team Mostyn for coming out on top in this half term’s closely fought Book Club quiz. Twist of Gold, written by Michael Morpurgo, set against the backdrop of the Irish famine, was very well received by all. Mrs J Cooney Next Junior Book Club The Book Club texts to curl up with by the fireside this festive season are: The One Hundred and One Dalmatians by Dodie Smith (aimed at older readers) or Christmas Stories by Michael Morpurgo (aimed at younger readers).…

  • Roald Dahl Day

    7 October 2016

    On Friday 7th October, the Nursery & Infant Department marked the centenary of Roald Dahl’s birth in Cardiff by dressing up as their favourite character. The photograph shows Johnny, Calum and Ethan who looked amazing as Mr Wonker from ‘Charlie and the Chocolate Factory’. The teachers were replaced by Oompa Loompas!…

  • Joe Reed Raises Money for Velindre Cancer Centre

    21 September 2015

    Joe Reed (R16) undertook a charity bike ride for Velindre Cancer Centre on Saturday 19 September. Many congratulations to Joe who cycled 43 miles from Brecon to Bedwas in under 4 hours.  For further details please see Joe’s fundraising page: https://www.justgiving.com/Joereedcharitycycle

  • UKMT Junior Maths Challenge

    7 September 2015

    Congratulations to Suyash A, Edward X and Neil M in R14 who were invited to sit the next rounds of the highly prestigious UKMT Junior Maths Challenge. Suyash did so well that he was in the top 210 of the 1,200 pupils who took part the Olympiad stage of the competition and received a Bronze medal.…

  • The Best A Level Record in Wales over 16 Years

    20 August 2015

    A Level Results 2015 A*/A: 76.6%, A*/A/B: 96.8%, Pass rate: 100%. Our students, including a significant number with 4 A*/A grades, are proceeding to top Russell Group Universities, including Oxbridge and Medical and Dental schools. Top Academic School in Wales in The Sunday Times ‘Parent Power’ 2014 – 2015 GCSE Result 2015 Dr David Neville: ‘Our GCSE candidates have achieved an outstanding foundation on which to continue to study A Levels and to be guided by our expert advice towards top ranking universities in highly competitive subjects.…

  • Harvest Festival

    9 November 2014

    On Monday 3 November, Nursery to R13 gathered to celebrate our Harvest Festival.  We were treated to music from the Concert Orchestra, the R14 music ensemble and the Junior Girls’ Choir. All year groups were involved and worked hard to ensure its success – the Infants sang about the farmer scattering his seeds (complete with actions) to ensure we had a harvest to collect, while the Juniors explained what happened when the farmers collect the crops and why we celebrate. …

  • Senior Maths Challenge

    6 November 2014

    On Thursday 6th November, 62 of our sixth form maths students participated in this year’s SMC. This challenge is run by UKMT; it is difficult and is a real challenge. This involves answering 25 multiple choice questions in 90 minutes. The questions are of graded difficulty and marks are deducted for incorrect answers.…

  • Middle School Summer Reading Challenge 2014

    10 October 2014

    Congratulations to all R12 and R13 pupils who participated in the St John’s Summer Reading Challenge. There was an impressive range of literature read and those who took part exceeded the minimum requirement of books. The top three winners were: Harry J (R13) in third place, who read 14 books; Jacob V (R12) in second place, reading an impressive 16 books; but in first place was last year’s Reading Challenge Champion, Holly Jones (R13), who read a staggering 28 books over the summer!…

  • News from the Nursery

    8 September 2014

    The new Nursery children have settled well into school life. They have enjoyed cooking, planting, creative work and P.E lessons as well as their first trip to Forest School.  We are all having a wonderful first week!…

  • Wales Schools Debating Championships

    11 October 2013

    Congratulations to Ross Lisney-Wilson and Abhinaba Guha (both of L6th) who performed very well indeed at the Wales Schools Debating Championships on Friday, combining compelling arguments and self-assured delivery.  Although our team did not win the competition overall, Ross was awarded a certificate for ‘Outstanding Debater’. Mr J. Neville.…