As the MLB season hits its stride, a new wave of talent is making its presence felt across the league. From clutch home runs to dominant outings on the mound, these rookies aren’t just holding their own, they’re turning heads and reshaping expectations. The month of May has been a proving ground, and several first-year players have not only risen to the occasion but made their mark in a big way. Here’s a look at the top rookies who stole the spotlight this month.
HITTING
Atlanta Braves
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Drake Baldwin, C – Baldwin was drafted by the Braves in the 3rd round of the 2022 MLB Draft and made his MLB debut on March 27, 2025. It took the young catcher a few games to really get going, but after April 4th rolled around, Baldwin made his presence known, by putting together a seven game hitting streak, while overall hitting .324 (12 for 37), with two doubles, two home runs, and six RBIs, spanning 13 games in April. But when May rolled around, Baldwin got even hotter, batting .389 (24 for 54), with two doubles, three home runs and nine RBIs through 19 games.
Boston Red Sox
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Carlos Narvaez, C – Narvaez made his MLB debut on July 20, 2024 and appeared in just six MLB games finishing 3 for 13 (.231). The young catcher broke camp with the Sox, but struggled through April, batting .213 (16 for 75), with three home runs and seven RBIs. But as the calendar switched to May, Narvaez p[ut together a strong month, babtung .356 (26 for 73), with seven doubles, two home runs and nine RBIs. He also enjoyed two hitting streaks in May, a 5-game and a 9-game streak, while hitting safely in 17 of the 22 games he appeared in. Overall on the season, he is batting .285 (43 for 151), with 11 doubles, five home runs and 17 RBIs.
Oakland Athletics
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Jacob Wilson, SS – Wilson made his MLB debut on July 19, 2024, recording his first MLB hit in his first at bat. After playing in 28 games lase season, batting .250, the Los Angeles, California native broke camp with the A’s and staying hot from March, through April and into May. He started the season with a 15-game hitting streak, from March 27 th to April 12th. Through 24 games in April, Wilson batted .330 (32 for 97), with six doubles, two home runs and 13 RBIs. Then in May, he was even hotter, batting .368 (39 for 106, with six doubles, four home runs and 16 RBIs. So far he has 23 multi-hit games in 2025, with two 4-hit games in that mix. Overall, Wilson is hitting .357 (80 for 224), with 12 doubles, seven home runs and 32 RBIs.
Los Angeles Dodgers
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Hyeseong Kim, 2B – Kim made his MLB debut on May 3, 2025 and it took the Korean import just two games to record his first MLB hit, a single in his second at bat in the game. For the month, Kim appeared in 21 games, while batting .422 (19 for 45), with 13 runs scored, two doubles, two home runs and seven RBIs. After going hitless for six of seven games from May 17th to May 30th, Kim finished the month with a 4 for 4 game, which included a double and a home run.
PITCHING
Kansas City Royals
Noah Cameron, LHP – Cameron made his MLB debut on April 30, 2025 and in that start against the Tampa Bay Rays, he earned his first victory after tossing 6.1 shutout innings, allowing just one hit and struck out three. He did struggle a bit with his control, walking five batters, but none of the batters came around to score providing him with a near flawless game. Cameron started four games in May, and posted a 1-1 record, with a 1.40 ERA, and 13 strikeouts through 19.1 inning pitched.
Milwaukee Brewers
Logan Henderson, RHP – Henderson made his MLB debut on April 20, 2025 and earned his first MLB win, after six solid innings of three hit ball, allowing just one run, a walk, while striking out nine batters. For the month of May, the rightly out of Houston, Texas was 2-0, with a 1.80 ERA through three starts, while striking out 20 batters spanning 15 innings on the mound.
